Three ways of assigning probability are

Answers

Answer 1

Answer:

There are three ways to assign probabilities to events: classical approach, relative-frequency approach, subjective approach.


Related Questions

The volume of a tree stump can be modeled by considering it as a right cylinder. Lauren measures it’s height as 0.7ft and it’s radius as 20in find the volume of the stump in cubic inches. Round your answer to the nearest tenth if necessary

Answers

The volume of the tree stump is approximately 1005.3 cubic inches when rounded to the nearest tenth.

To calculate the volume of the tree stump, we can use the formula for the volume of a cylinder, which is given by:

Volume = π * r^2 * h

Given:

Radius (r) = 20 inches

Height (h) = 0.7 feet

First, let's convert the height from feet to inches since the radius is already in inches. There are 12 inches in 1 foot, so:

Height (h) = 0.7 feet * 12 inches/foot = 8.4 inches

Now, we can substitute the values into the volume formula:

Volume = π * (20 inches)^2 * 8.4 inches

Calculating the volume:

Volume = 3.14159 * (20 inches)^2 * 8.4 inches

≈ 3.14159 * 400 inches^2 * 8.4 inches

≈ 1005.3096 cubic inches

Rounding the volume to the nearest tenth:

Volume ≈ 1005.3 cubic inches

Therefore, the volume of the tree stump is approximately 1005.3 cubic inches when rounded to the nearest tenth.

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Insert one term between -13 and -119 to create an arithmetic sequence of three terms.

Answers

Answer:

-66

Step-by-step explanation:

- 13, ____, -119

first, find the common difference:

-13 - (-119) = 106

next, divide 106 by 2: \(\frac{106}{2}\) = 53

so, the common difference is 53.

now, subtract 53 from -13:

-13 - 53 = -66

Answer:

-66

Step-by-step explanation:

the sequence goes -13,-66,-119

just subtract with 53

(decreasing arithmetic sequence)

polygon h is a scaled factor of polygon g using a scale factor of 1/4

Answers

The fraction of the area of polygon H of polygon G's area would be: 1/16.

What are Similar Polygons?

When a polygon is formed by enlarging or reducing an original polygon by a scale factor, the new polygon formed is similar to the original polygon.

What is a Scale Factor?

The scale factor = new dimension/original dimension

Given that polygon H is the new polygon formed when polygon G is reduced by a scale factor of 1/4, thus, we would have the following:

Area of polygon H/Area of polygon G = square of the side of polygon H/square of the side of polygon G = square of the scale factor of dilation

Area of polygon H/Area of polygon G = 1²/4² = 1/16

This implies that the area of polygon G is 16 units² while the area of polygon H is 1 units².

Thus, the fraction of the area of polygon H of polygon G's area would be: 1/16.

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polygon h is a scaled factor of polygon g using a scale factor of 1/4

8) find the values of c that satisfy Rolle's Theorem.
SHOW STEPS

8) find the values of c that satisfy Rolle's Theorem.SHOW STEPS

Answers

Hence the value of c = 4 in [3,5] for Rolles theorem.

Rolle's Principle

If a function f is defined in the closed interval [a, b] in a manner that meets the requirements listed below.

The interval [a, b] is closed and the function f is continuous.

ii) On the open interval, the function f can be differentiated (a, b)

iii) If f (a) = f (b), then at least one value of x exists; in this case, let's assume that this value is c, which is situated between a and b, i.e. (a c b), in such a way that f'(c) = 0.

There exists a point x = c in (a, b) such that f'(c) = 0 if a function is continuous on the closed interval [a, b] and differentiable on the open interval (a, b).

let f(x)=x²-8x+12 in [3,5]

i) f(x) is continuous in closed interval [3,5] because f(x) is algebraic function.

ii) f(x) is differentiable in the open interval (3,5) since the algebraic function is differentiable.

now f(3)=3²-8*3+12

f(3)= 9-24+12

f(3)= -3

f(5) = 25-40+12

f(5)= - 3

f(3) = f(5)

f'(x)= 2x-8

x=c ,c in [3,5]

f'(c)= 2c-8

2c-8=0

c=4

Hence the value of c = 4 in [3,5] for Rolles theorem.

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Aaden wants to get a subscription to an online library. There are two subscription options, one of which charges a fixed 96 dollar annual fee and the other which charges 3 dollars per book he borrows.
Here's a graph that shows a system of equations for this scenario where is the number of books Aaden borrows and y is the total cost of the subscription. What does point r represent in this context

Answers

The point R in the context refers to the break even point where the cost for aaden  is same when either he take the annual fee or borrow

What is referred to as  break even point?

The break-even point is a term commonly used in business and finance to refer to the point at which total revenue equals total costs, resulting in neither profit nor loss. In other words, it is the level of sales or production volume at which a company or project covers all its expenses and generates zero net income.

At the break-even point, the revenue generated from selling a product or service covers both the variable costs (costs that vary with the level of production, such as raw materials or direct labor)

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Aaden wants to get a subscription to an online library. There are two subscription options, one of which

Move each shape to the best catergory of the diagram.

Move each shape to the best catergory of the diagram.

Answers

Answer:

from left to right, including the triangle placed in the rectangle section already; quadrilateral, polygon, quadrilateral, polygon, quadrilateral, rectangle

please help me with my online classwork!

please help me with my online classwork!

Answers

Answer:

840 cm²

---------------------------

There are two triangular faces with base of 16 cm and height of 15 cm and three rectangular faces.

Find the sum of areas of all five faces:

S = 2*(1/2)*16*15 + (17*2 + 16)*12 =      240 + 600 =      840

When entering a power, you can use a caret (SHIFT-6).

Enter
as w^5:


Use the fraction tool (fraction tool) to enter the numerator and denominator.

Enter

:

Answers

The power expression "w^5" can be entered as "w^5".

To represent a power using the caret symbol, follow these steps:

Start with the base variable or term, in this case, "w".

Type the caret symbol (^), which can be accessed by pressing SHIFT-6 on your keyboard.

Immediately after the caret symbol, enter the exponent or power value, in this case, "5".

The resulting power expression "w^5" represents the variable "w" raised to the power of 5.

Regarding the use of the fraction tool, it is not required to represent the power "w^5" as it does not involve any fraction. The fraction tool is typically used to enter fractions or rational expressions in the form of numerator/denominator.

Therefore, to represent the power "w^5", simply write it as "w^5" without using the fraction tool.

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What is the perpendicular gradient for the equation of a straight line
y=-1/2x+c​

Answers

Answer:

The perpendicular gradient is 2x

Answer:

The perpendicular gradient is 2x

Step-by-step explanation:

2x because m1×m2=-1 the formula for the perpendicular gradient

For numbers 3, 4, and 5, find the value of the indicated length(s) in ⨀C. A and B are points of tangency. Simplify all radicals.

I just need help with these three problems!

For numbers 3, 4, and 5, find the value of the indicated length(s) in C. A and B are points of tangency.

Answers

As a result, AB = 52 and AC = BC = 5 as AC and BC are both the circle's radii since A and B are points of tangency .

what is circle ?

A circle is a closed object made up of all points in a plane that are separated from the center by a predetermined distance, known as the radius. The diameter is the distance across the circle that passes through its center, while the circumference is the distance around the circle. The ratio of a circle's circumference to its diameter is always pi (), or roughly 3.14. Pi is also known as the proportionality constant. Circles are significant geometric forms that are used frequently in mathematics, science, and daily life.

given

AC and BC are both the circle's radii since A and B are points of tangency. Hence, AC = BC = 5.

We can apply the Pythagorean theorem to segment AB as follows:

\(AB^2 = 52 + 52 \\AB^2 = AC^2 + BC^2\)

AB² = 50

AB = √50 = 5√2

As a result, AB = 52 and AC = BC = 5 as AC and BC are both the circle's radii since A and B are points of tangency .

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What is the slope of the equation y= 5/4x - 7/4? <---(fractions)

–7

-7/4

5/4

5

Answers

Answer:

slope is 5/4

Step-by-step explanation:

The equation of the line is written in the form

y = mx+b where m is the slope and b is the y intercept

y = 5/4x -7/4

The slope is 5/4 and the y intercept is -74


Determine the intercepts of the line.
- 4x + 7 = 2y - 3

Answers

-4x+7=2y-3
Put this in y=mx+b
-4x+10=2y
Switch it around
2y=10-4x
Put it in y=mx+b
2y=-4x+10
Divide by 2
y=-2x+5

write bicontional statement

write bicontional statement

Answers

The biconditional statement is: A rectangle is a parallelogram with four right angles if and only if a parallelogram has four right angles.

What is the biconditional statement.

The term "if and only if" or biconditional statement refers to a compound statement composed of two conditional statements connected by a logical operator.

This definition is commonly utilized to describe the characteristics of a rectangle when it comes  to its correlation with a parallelogram. The opening section of the biconditional statement is comprised of a conditional statement indicating that a rectangle is defined as a parallelogram featuring four right angles.

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Write this definition as a biconditional statement.

A rectangle is a parallelogram with four right angles.

What is the solution to this system of equations. Use any method you choose
y = x + 8
y = 4x-1

Answers

x + 8 = 4x - 1
3x = 9
x = 3

y = 3 + 8 = 11

Answer:

x = 3, y = 11

Step-by-step explanation:

Use substitution:

\(x + 8 = 4x-1\\\)

Subtract x from both sides

\(8 = 3x - 1\)

Add 1 to both sides

\(9 = 3x\)

Divide both sides by 3

\(x = 3\)

Now substitute x = 3 into the equation y = x + 8

\(y = 3 + 8\)

\(y = 11\)

That means the solution is x = 3, y = 11

Samuel is in the business of manufacturing phones. He must pay a daily fixed cost to
rent the building and equipment, and also pays a cost per phone produced for
materials and labor. The equation C = 225p + 900 can be used to determine the
total cost, in dollars, of producing p phones in a given day. What is the slope of the
equation and what is its interpretation in the context of the problem?
The slope of the function is 225 which represents
the total cost to produce all of the phones
*
attempt 2 out of 2
the total cost to produce all of the phones
the number of phones produced in a day
the fixed cost for rent and equipment
the number of days to produce all of the phones
the additional cost to produce each phone
cy Policy Terms of Service
O DeltaMath.com. All Rights Reserved.

Samuel is in the business of manufacturing phones. He must pay a daily fixed cost torent the building

Answers

Answer:

the additional cost to produce each phone

can you help me please

can you help me please

Answers

Hence the correct option is to translate down 2 unit

Transformations can be non-rigid (when the preimage's size or shape is unaltered) or stiff (where the size is changed but the shape remains the same). These are the fundamental guidelines that this concept abides by. It is a straightforward approach to alter 2D forms.

Planar transformations and spaces can be distinguished from one another using the dimensions of the operand sets.

We have the parent function f(X)= x

and transformed function is g(x)= -3f(x+5)-2

the parent function f(x) is translated dawn 2 units and stretched by 5 .

Hence the correct option is to translate down 2 unit

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Help! I’ll reward brainest its pretty easy

Help! Ill reward brainest its pretty easy

Answers

add the two fractions together
1/2 + 1/8 (can’t see properly, is it an 8)
1/8 + 1/8
4/8 + 1/8
=5/8

2logb - 3logb = log8b - log4b​

Answers

Answer:

b=1/2

Step-by-step explanation:

2logb - 3logb = log8b - log4b

log\(b^{2}\) - log\(b^{3}\) = log8b - log4b

log(\(\frac{1}{b}\)) = log(2)

∴1/b = 2

∴b = 1/2

Front Elementary School is putting in a new merry-go-round with a diameter of 10.4
10
.
4
feet on the playground. Before the piece can be installed, a solid circular pad of mulch must be put down which extends 3
3
feet beyond the edge of the merry-go-round.

image

What is the approximate area of the mulch around the merry-go-round? Use 3.14
3.14
for π
π
, if required.

Answers

The approximate area of the mulch around the merry-go-round is 126.228 feet².

Diameter of the merry go round = 10.4 feet

Radius is half of the diameter.

Radius of the merry go round = 10.4/2 = 5.2 feet

Before the piece can be installed, a solid circular pad of mulch must be put down which extends 3 feet beyond the edge of the merry-go-round.

Radius of the merry go round with mulch = 5.2 + 3 = 8.2 feet

Total area of the merry go round with the mulch is,

Area = π (8.2)² = 67.24π feet²

Area of the merry go round = π (5.2)² = 27.04π feet²

Area of the mulch = 67.24π feet² - 27.04π feet² = 40.2π = 126.228 feet²

Hence the required area is 126.228 feet².

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Determine whether the statement is True of False
The median of Set I is equal to the median of Set II

SET I: 68, 45, 52, 80, 91

SET II: 40, 63, 52, 70, 99

Answers

Answer: false

Step-by-step explanation:

The median of each set is the middle term (after the term are arranged in increasing order)

Set I: 45, 52, 68, 80, 91, so median is 68.Set II: 40, 52, 63, 70, 99, so median is 63.

Thus, the statement is false.

HELP!!!!! 70 points I keep help

HELP!!!!! 70 points I keep help

Answers

Answer:

The answer is the last one because if the diagonals of a quadrilateral bisect each other then it's a parallelogram.

Answer:

Last answer choice

Step-by-step explanation:

One of the prerequisites for a quadrilateral to be a parallelogram is for the diagonals to bisect each other. Since K is the midpoint, this means that it is halfway between the ends of each of the diagonals, and that they therefore bisect each other. Hope this helps!

if (-2,27) lies on the graph of f, then f( )=_____.

Answers

\((\stackrel{x}{-2}~~,~~\stackrel{y}{27}) ~~ \textit{lies on }\textit{\LARGE f}\qquad \textit{so then}\qquad f(\stackrel{x}{-2})~~ = ~~\stackrel{y}{27}\)

if g(x)= 3/4x + 2 , find g(-12)

Answers

Answer:

10

Explanation:

   The average rate of change is calculated using

   ∣∣

   ∣

   ∣∣¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯aag(b)−g(a)b−aaa∣∣∣−−−−−−−−−−−−−−−

   here a = 1 and b = 3

   g(3)=2(3)3−4(3)2=54−36=18

   and g(1)=2(1)3−4(1)2=2−4=−2

   ⇒ average rate of change =18−(−2)3−1=202=10

Hope this helped

A municipal bond service has three rating categories (A, B, and C). Suppose that in the past year, of the municipal bonds issued throughout the United States, 70% were rated A, 20% were rated B, and 10% were rated C. Of the municipal bonds rated A, 50% were issued by cities, 40% by suburbs, and 10% by rural areas. Of the municipal bonds issued B, 60% were issued by cities, 20% by suburbs, and 20% by rural areas. Of the municipal bonds rated C, 90% were issued by cities, 5% by suburbs, and 5% by rural areas. a. If a new municipal bond is to be issued by a city, what is the probability that it will receive an A rating? b. What proportion of municipal bonds are issued by cities? c. What proportion of municipal bonds are issued by suburbs?

Answers

Answer:

(a) The probability that the new municipal bond issued will receive an A rating given that it was issued by a city is 0.196.

(b) Thus, the probability of municipal bonds issued by suburbs is 0.325.

Step-by-step explanation:

The data provided is as follows:

P (A) = 0.70

P (B) = 0.20

P (C) = 0.10

P (c | A) = 0.50

P (s | A) = 0.40

P (r | A) = 0.10

P (c | B) = 0.60

P (s | B) = 0.20

P (r | B) = 0.20

P (c | C) = 0.90

P (s | C) = 0.05

P (r | C) = 0.05

(a)

The Bayes' theorem states that the conditional probability of an event Y\(_{i}\) given that another event X has already occurred is:

\(P(Y|X)=\frac{P(X|Y)P(Y)}{\sum\limits_{i} {P(X|Y_{i})P(Y_{i})}}\)

Compute the probability that the new municipal bond issued will receive an A rating given that it was issued by a city as follows:

\(P(A|c)=\frac{P(c|A)P(A)}{P(c|A)P(A)+P(c|B)P(B)+P(c|C)P(C)}\)

           \(=\frac{(0.50\times 0.70)}{(0.50\times 0.70)+(0.60\times 0.20)+(0.10\times 0.90)}\\\\=\frac{0.35}{0.56}\\\\=0.196\)

Thus, the probability that the new municipal bond issued will receive an A rating given that it was issued by a city is 0.196.

(b)

The law of total probability states that:

\(P(X)=\sum\limits_{i} {P(X|Y_{i})}\)

Compute the probability of municipal bonds issued by suburbs as follows:

\(P(s)=P(s|A)P(A)+P(s|B)P(B)+P(s|C)P(C)\)

        \(=(0.40\times 0.70)+(0.20\times 0.20)+(0.10\times 0.05)\\\\=0.28+0.04+0.005\\\\=0.325\)

Thus, the probability of municipal bonds issued by suburbs is 0.325.

If BD bisects ∠ABC, find each value

If BD bisects ABC, find each value

Answers

Answer:

x=14

y=10

AD=19

CD=19

Step-by-step explanation:

x:

5x-6=64

   +6   +6

5x=70

x=14

y:

3y-11=y+9

   +11    +11

3y=y+20

-y   -y

2y=20

y=10

AD:

3y-11

3(10)-11

30-11

19

CD:

y+9

(10)+9

19

Which inequality is graphed below

Answers

Answer:

wheres it at?

Step-by-step explanation:

#Everything4Zalo

Determine the turning points and distinguish between them when necessary y=x³ - 3x - 9x + 4

Answers

The turning points of the function y = x³ - 3x² - 9x + 4 are (3, -23) and (-1, 9).

To determine the turning points of the given function y = x³ - 3x² - 9x + 4, we need to find the critical points where the derivative of the function is equal to zero.

1. Find the derivative of the function:

  y' = 3x² - 6x - 9

2. Set the derivative equal to zero and solve for x:

  3x² - 6x - 9 = 0

3. Factorize the quadratic equation:

  3(x² - 2x - 3) = 0

4. Solve the quadratic equation by factoring or using the quadratic formula:

  (x - 3)(x + 1) = 0

  This gives us two possible values for x: x = 3 and x = -1.

5. Substitute these critical points back into the original function to find the corresponding y-values:

  For x = 3:

  y = (3)³ - 3(3)² - 9(3) + 4

    = 27 - 27 - 27 + 4

    = -23

  For x = -1:

  y = (-1)³ - 3(-1)² - 9(-1) + 4

    = -1 - 3 + 9 + 4

    = 9

6. Therefore, the turning points are (3, -23) and (-1, 9).

Note: It appears that there was a typo in the original equation, where the term "-9x" should have been "-3x²". The above solution assumes the corrected equation.

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HELP HELP FAST FAST QUICK BRAINLIEST

HELP HELP FAST FAST QUICK BRAINLIEST

Answers

Answer:

the answer is 2 pls mark me brainliest

If you have 100 million dollars and you spend 780 of it what do you have left

Answers

Answer:

ninety-nine million nine hundred ninety-nine thousand two hundred twenty

Step-by-step explanation:

Please help, thanks.
-Tornado

Please help, thanks.-Tornado

Answers

Answer:

Conclusion:

-a-1 will be positive.

Step-by-step explanation:

Checking -a - 1

From the given line number, we can determine that

The value of a will be negative because it is located on the left side of the origin 0.

i.e. value of a > -2

so

-a - 1 will be positive because if we put the value a = -1.5 let say

then

-a - 1 = -(-1.5) - 1 = 1.5 -1 = 0.5

Therefore, -a-1 will be positive.

Checking -b + 2

As b > 2

putting b = 2.1        (taking the value of b slighly above than 2)

-b+2 = -2.1+2 = -0.1

Therefore, -b + 2 will be negative.

Conclusion:

-a-1 will be positive.
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Kelly starts a trip at 22 ft below sea level. she ascends 12.4 ft. what is her new depth allowing someone to telecommute for work is an example of which aspect of the control-demand model of job stress? in this problem you will solve the nonhomogeneous system y'= [ -4 -5 ] y' + [ -3e^t ]5 2 4e^ta. write the fundamental matrix for the associated homogeneous systemb. compute the inversec. multiply by g and integrated. give the solution to the system 24) You are planning to make an open rectangular box from a 8-in-by-12-in piece of cardboard by cutting congruent squares from the corners and folding up the sides. What are the dimensions of the box of largest volume you can make this way, and what is its volume?25) Determine the dimensions of the rectangle of largest area that can be inscribed in a circle of radius r. What is the rate of change? 1.| 3x +21a. Equation6x - 60b, Value of xc. Angle Measures the position from its starting point of a small plane preparing for takeoff is given by x(t)= 1.43t^2 meters 3-5(3a+6) in standard form 7th grade forty five percent by mass of a 350 g mixture is composed of compound a. how much (in grams) of the mixture is compound a? what are the strengths of epinephrine normally encountered in the surgical setting Which of the following is a good example of community service? Did Benjamin agree with Napoleon or Snowball? You start at (10, 6). You move left 8 units. Where do you end? Consider the following points on the graphs of y = cos(x) and y = cos(x/2), with the added vertical dashed lines:What are c and d? What would the objective of the game be?What would the operation of the game be?What obstacles would your players experience?What outcomes would you like to see in the game?What sorts of themes, lessons, or skills would you like to express through your game?What kind of person do you think would enjoy playing your game? Read the following passage and answer the (four) items that follow:The transfer of heat and water vapor from the ocean to the air above it depends on disequilibrium at the interface of the water and the air. Within about a millimeter of the water, air temperature is close to that of the surface water and the air is nearly saturated with water vapor. But the differences, however small, are crucial, and the disequilibrium is maintained by air near the surface mixing with air higher up, which is typically appreciably cooler and lower in water-vapor content. The air is mixed by means of turbulence that depends on the wind for its energy. As wind speed increases, so does turbulence, and thus the rate of heat and moisture transfer. Detailed understanding of this phenomenon awaits further study. An interacting and complicating phenomenon is wind-to-water transfer of momentum that occurs when waves are formed. When the wind makes waves, it transfers important amounts of energyenergy that is therefore not available to provide turbulenceQ28. The passage suggests that if on a certain day the wind were to decrease until there was no wind at all which of the following would occur?(a) The air closest to the ocean surface would become saturated with water vapor(b) The air closest to the ocean surface would be warmer than the water.(c) The amount of moisture in the air closest to the ocean surface would decrease.(d) The air closest to the ocean would be at the same temperature as air higher up. The following table gives the partial results from a company sampling their employees to see how many years they had worked for the company. The data for both samples was right-skewed.Department Quality assurance ServiceMean (years) 4.2 2.6Standard deviation (years) 1.1 1.7The company wants to use these results in a two-sample t test to see whether there is a significant difference between lengths of time for employees in the quality assurance and service departments.Which of the following are conditions for this type of test?Choose all answers that apply:A. The samples represent no more than 10% percent of the employees in each department.B. The sample includes equal numbers of employees from each department.C. The sample includes at least 30 employees from each department. Im very confused I hate this how many ninths are there in 9 2/3 what is the formula in finding the area of rectangel square triangle circlegr 6