Please please please help!

For AABC, AB = 6 and BC = 17. Which of the following is a possible length for AC?

a) Margine of error for the proportion of all U.S. adults who think things are on the wrong track for 95% confidence is 0.019.

b) Correct answer is B. One is 95% confident that the observed proportion of adults that responded "Wrong Track" is within ±0.019 of the population proportion.

a) To calculate the margin of error for the proportion of all U.S. adults who think things are on the wrong track for 95% confidence, we can use the following formula:

ME = z√((p(1-p))/n)

Where:

z = the z-score associated with the desired level of confidence (in this case, 1.96 for 95% confidence)

p = the proportion of adults in the sample who said things are on the wrong track

n = the sample size

Using the percentages provided in the question, we can calculate the sample proportion:

p = % of adults who said things are on the wrong track / 100

p = % / 100 = %

So, p =

We don't have the sample size, but we can assume it's large enough (at least 30) to use the normal distribution approximation. Therefore, we can use the percentages directly to calculate the margin of error:

ME = 1.96√((0.490.51)/n)

ME = 1.96√(0.2499/n)

ME = 1.96(0.499/n¹/²)

ME = 0.019

Hence the margine of error is 0.019.

b) The margin of error means that if we were to conduct the same survey many times and calculate a 95% confidence interval for the proportion of all U.S. adults who think things are on the wrong track using each sample, we would expect the true population proportion to be within ±0.019 of the sample proportion in 95% of the intervals.

Therefore, the correct answer is B. One is 95% confident that the observed proportion of adults that responded "Wrong Track" is within ±0.019 of the population proportion.

Learn more about Margine of error.

brainly.com/question/29101642

#SPJ11

The rules to plot the graph of the transformed function is explained clearly.

The graph of a function can be transformed by either shifting it in the right, left, up or down.

When the transformation is rightwards, the function becomes as g(x - a).

For left shifting it is g(x + a).

Suppose the function be g(x).

The transformation of g(x) implies change of its position on the coordinate axis as well as its size keeping the shape as the same.

If it is shifted by h units rightwards.

Then, it can be written as g(x - h)

For left shift of h units it is given as g(x + h).

Both the above transformation implies that the function f(x) will have same value at x = 0 and x = h or x = -h.

Similarly, it can be dilated as ag(x).

Which signifies the value of g(x) at any value of x is increased by a factor of a.

Hence, the  graph of a transformed function can be plotted by using the rules explained in the answer.

To know more about transformation of graph click on,

https://brainly.com/question/10059147

#SPJ4

\( \frac{x}{7} = - 57 \\ x = - 57 \times 7 \\ x = - 399\)

The answer is -399.

\(\sf \longmapsto \dfrac{1}{7} x = - 57\)

\(\sf \longmapsto7* (\dfrac{1}{7} x)=(7)*(−57)\)

\(\sf \longmapsto \: x=−399\)

Answer:

the coordinates are -2, -1.

Step-by-step explanation:

Answer:

(-2,-2)

Step-by-step explanation:

Answer:

20%

Step-by-step explanation:

im just built different

At the 2.5% level, the maximum value at risk that Michael could experience is approximately $28,187.

The value at risk (VaR) at the 2.5% level can be calculated as follows:

\(VaR = - (364,888 * 0.025 * 0.0428 - \sqrt{(364,888 * 0.025 * 0.0963)}) = - $28,187\)

Where:

Therefore, at the 2.5% level, the maximum potential loss that Michael could experience is approximately $28,187.

In simpler terms, the VaR is a statistical measure that estimates the maximum potential loss of an investment with a certain level of confidence over a given time period. In this case, we use the historical returns of American Airlines to estimate the risk of Michael's investment. The VaR tells us that there is a 2.5% chance that Michael could lose at least $28,187 from his investment in American Airlines, assuming that the future returns follow a normal distribution with the same mean and variance as the historical returns.

For more questions like Investments visit the link below:

https://brainly.com/question/30831055

#SPJ11

Step-by-step explanation:

Answer from: Quest

the answer is thin because within context, the stanza concludes the and frail tone the people have toward each other, and the fact that it would be thin, makes the most sense compared to "pliable" or "not hard or firm to the touch". hope this , good luck.

step-by-step explanation:

can i have brainliest

Given the graph, we are asked to find the equation of the parabola. This can be seen below.

Explanation

The equation of a parabola given in vertex form is

The vertex of a parabola is the point at the intersection of the parabola and its line of symmetry. In this case, the vertex is at the point (1,-2)

Therefore, we will substitute the vertex parameters into the equation of the parabola.

To get the constant "a" we will pick a point from the graph and substitute it into the formula.

If we pick a point, let say (-3,2) we will have

Therefore, the equation will become;

Answer:

Answer:

38.667°

Step-by-step explanation:

the total sum of 3 angles in a triangle is 180

in triangle PQR this means:

P+Q+R = 180

so:

64+x+2x=180

64+3x=180

3x=116

x=116/3=38.667

So Q=X=38.667

The uncertainties ⟨Δx^2⟩ and ⟨Δp^2⟩ are given by the expressions ⟨Δx^2⟩ = a^2/2 and ⟨Δp^2⟩ = (ℏ^2)/(8a^2).

To calculate the uncertainties ⟨Δx^2⟩ and ⟨Δp^2⟩ for the given wave packet, we need to find the expectation values of the observables (x^ - ⟨x⟩)^2 and (p^ - ⟨p⟩)^2, respectively.

The wave packet is represented by the function ψ(x) = [2πa^2]^(1/2) exp[-4a^2(x - ⟨x⟩)^2 + iℏpx]. Here, a is a constant, ⟨x⟩ represents the expectation value of x, and p is the momentum operator.

To find ⟨Δx^2⟩, we calculate the expectation value of (x^ - ⟨x⟩)^2 with respect to ψ(x). By integrating (x - ⟨x⟩)^2 multiplied by the squared magnitude of the wave packet over all x values, we obtain the result ⟨Δx^2⟩ = a^2/2.

Similarly, to find ⟨Δp^2⟩, we calculate the expectation value of (p^ - ⟨p⟩)^2 with respect to ψ(x). Since p is the momentum operator, its expectation value is ⟨p⟩ = 0 for the given wave packet. By integrating (p^ - 0)^2 multiplied by the squared magnitude of the wave packet over all x values, we obtain the result ⟨Δp^2⟩ = (ℏ^2)/(8a^2).

Therefore, the uncertainties ⟨Δx^2⟩ and ⟨Δp^2⟩ are given by the expressions ⟨Δx^2⟩ = a^2/2 and ⟨Δp^2⟩ = (ℏ^2)/(8a^2).

Learn more about Expressions

brainly.com/question/28170201

#SPJ11

Answer:

$47

Step-by-step explanation:

Multiply the quantities of each by the prices, then add it all together to find total spent. Subtract total spent from what he has to spend to find the change:

3 shirts x 17.25 = 51.75

5 jeans x 27.75 = 138.75

Total pent : 62.50 + 51.75 + 138.75 = $253.00

Change : 300 - 253 = $47.00

The probability that Bob hits his first home run before his 25th plate appearance of the season is 0.3511, which is approximately 35.11%.

The probability that Bob hits his first home run before his 25th plate appearance of the season, denoted as P, can be expressed mathematically as:

P = 1 - P(X ≥ 25)

where P(X ≥ 25) is the probability that Bob hits his first home run on or after his 25th plate appearance.

Given that  

\(\[ P(X \geq 25) = \left(1 - p\right)^{25-1} \]\)

, where p = 1/18.38 = 0.0544, we can substitute the values:

\(\[ P = 1 - \left(1 - 0.0544\right)^{25-1} \]\)

Simplifying further:

P = 1 - 0.6489

Hence, the mathematical expression for the probability that Bob hits his first home run before his 25th plate appearance is:

P = 0.3511

Learn more about Home-run Probability:

brainly.com/question/6376172

#SPJ11

The probability that Bob hits his first home run before his 25th plate appearance of the season is \(1 - (1 - (1/18.38))^{24}\).

To find the probability that Bob hits his first home run before his 25th plate appearance of the season, we can use the concept of geometric probability. Geometric probability is used to calculate the probability of a specific event occurring within a sequence of independent trials.

In this case, Bob hitting a home run is the event we are interested in, and each plate appearance represents an independent trial. We are given that Bob hits a home run once every 18.38 plate appearances.
To calculate the probability, we need to find the complement of the event (the probability of not hitting a home run in the first 24 plate appearances) and subtract it from 1.
The probability of not hitting a home run in one plate appearance is 1 minus the probability of hitting a home run, which is 1 - (1/18.38).
To find the probability of not hitting a home run in the first 24 plate appearances, we raise this probability to the power of 24, since each plate appearance is an independent trial.
So, the probability of not hitting a home run in the first 24 plate appearances is ( \(1 - (1 - (1/18.38))^{24}\).
To find the probability of hitting the first home run before the 25th plate appearance, we subtract the probability of not hitting a home run in the first 24 plate appearances from 1.

Calculating this probability, we find that Bob has approximately a 49.2% chance of hitting his first home run before his 25th plate appearance of the season.

Learn more about probability from the given link:

https://brainly.com/question/13604758

#SPJ11

Answer: 11/8

Step-by-step explanation:

1. Multiply the whole number by the denominator: 8•1=8

2. Add the numerator to the sum of the whole number and denominator: 8+3=11

3. Put the original denominator as the denominator, again: 11/8

hope this helps a bit lol

The code 1814151418 decodes to RADE using a simple substitution cipher, where each letter is replaced with a different letter or number. To decipher the message, one must know the key, which is the code that maps each letter to a number

The code provided indicates that each number corresponds to a letter in the alphabet. Since 1 is A, 2 is B, and so on, the code 1814151418 would decode as RADE. This is an example of a simple substitution cipher, a type of encryption where each letter is replaced with a different letter or number. To decipher the message, one must know the key, which in this case is the code that maps each letter to a number. Knowing this, it is a simple task to decode any message that has been encrypted with this code.

The code 1814151418 decodes to RADE using a simple substitution cipher, where each letter is replaced with a different letter or number. To decipher the message, one must know the key, which is the code that maps each letter to a number

Learn more about number here

https://brainly.com/question/10547079

#SPJ4

Answer:

8.75

Step-by-step explanation:

Answer:

$1150

Step-by-step explanation:

If 5stray cost $105

X=$105 ×15 =$1575

Answer:

1/4

Step-by-step explanation:

The equation for temperature change is T = -1.5t + 29 and the number line is plotted.

What is a number line?

A picture of numbers on a straight line is called a number line. It serves as a guide for contrasting and arranging numbers. Any real number, including all whole numbers and natural numbers, can be represented by it.

Let T represent the temperature in degrees Celsius, and let t represent the time in hours after lunchtime.

Then write an expression for the situation as follows:

T = -1.5t + 29

Here, -1.5t represents the decrease in temperature per hour, since the temperature is dropping at a rate of 1.5 degrees Celsius per hour.

Adding 29 to -1.5t gives the initial temperature of 29 degrees Celsius at lunchtime.

To illustrate this situation on a number line diagram, we can plot the temperature T as a function of time t.

The diagram would have time t on the horizontal axis and temperature T on the vertical axis.

Label the point (0, 29) on the diagram to represent the temperature at lunchtime, and the point (x, 16) to represent the temperature at sunset, where x is the number of hours after lunchtime.

Then draw a straight line connecting these two points to represent the linear relationship between temperature and time.

The line slopes downward from left to right, indicating that the temperature is decreasing over time.

Therefore, the number line diagram is plotted.

To learn more about number line from the given link

https://brainly.com/question/25230781

#SPJ1

On Tuesday at lunchtime, it was 29 degrees Celsius. By sunset, the temperature had dropped to 16 degrees Celsius. Please write an expression for the situation, and draw a number line diagram.

answered

There are 50 deer in a particular forest. The population is increasing at a rate of 15% per year. Which exponential growth function represents

the number of deer y in that forest after x months? Round to the nearest thousandth.

1

SEE ANSWER

ADD ANSWER

+5 PTS

fanniemurphy is waiting for your help.

Add your answer and earn points.

Answer

1.0/5

1

dribeiro

Ace

697 answers

561.4K people helped

Answer:

The expression that represents the number of deer in the forest is

y(x) = 50*(1.013)^x

Step-by-step explanation:

Assuming that the number of deer is "y" and the number of months is "x", then after the first month the number of deer is:

y(1) = 50*(1+ 0.15/12) = 50*(1.0125) = 50.625

y(2) = y(1)*(1.0125) = y(0)*(1.0125)² =51.258

y(3) = y(2)*(1.0125) = y(0)*(1.0125)³ = 51.898

This keeps going as the time goes on, so we can model this growth with the equation:

y(x) = 50*(1 - 0.15/12)^(x)

y(x) = 50*(1.013)^x

The exponential growth function that represents the number y of deer in that forest after x months is 50 × \((1.013)^{x}\).

An exponential function is a nonlinear function that has the form of

y=\(ab^{x}\),wherea≠0,b>0. An exponential function with a > 0 and b > 1, like the one above, represents an exponential growth and the graph of an exponential growth function rises from left to right.

There are 50 deer in a particular forest.

The population is  increasing at a rate of 15% per year.

Assuming that the number of deer is 'y' and the number of month is 'x' then after the first month the number of deer is

y(x) = 50 × \(1+(\frac{0.15}{12} )\)

= 50 × 1.0125

= 50.625

y(2) = y(1) × (1.0125)

= y(0) × \((1.0125)^{2}\)

= 51.258

y(3) = y(2) × (1.0125)

= y(0) × \((1.0125)^{2}\)

= 51.898

y(x) = 50 × \((1-\frac{0.15}{12} )^{x}\)

= 50 × \((1.013)^{x}\)

Hence, the exponential growth function that represents the number y of deer in that forest after x months is 50 × \((1.013)^{x}\).

Find out more information about exponential growth function here

https://brainly.com/question/11487261

#SPJ2

To find the work done by a force vector f = (3, 5) of 36 pounds in moving an object 10 feet from (0, 0) to (10, 0), we can use the formula for work done: work = force dot product displacement.

The dot product of two vectors is given by the sum of the products of their corresponding components. In this case, we have the force vector f = (3, 5) and the displacement vector d = (10, 0).

The dot product of f and d is calculated as follows: f · d = (3 * 10) + (5 * 0) = 30.

The work done by the force f is given by the formula: work = force dot product displacement.

Since the magnitude of the force is given as 36 pounds, the work done can be calculated as: work = 36 * (f · d) = 36 * 30 = 1080 foot-pounds.

Therefore, the work done by the force f of 36 pounds in moving the object 10 feet from (0, 0) to (10, 0) is 1080 foot-pounds.

Learn more about  dot product here:

https://brainly.com/question/23477017

#SPJ11

Yes, this relationship is a Funtion.

The relationship between the no of gallons of milk purchased and the total cost can be represented by this equation:
y = 3.5x

where y is the total cost  and x represents the number of gallons of milk purchased. A function is a collection of ordered pairs (x, y) with exactly one value of y for each value of x. for each input (x), just one output (y) is created.

In this situation, there is only one equivalent value of y for each value of x .We may see this by putting different value of x into the equation and get ing a different result for y.
For example, when x = 1, y = 3.5 ×1 = 3.5
when x = 2, y = 3.5 × 2 = 7
when x = 3, y = 3.5 × 3 = 10.5
and so on.

So, the relationship between the number of gallons of milk purchased and the total cost is a Funtion.

To learn more about Relation and functions:

https://brainly.com/question/10439235

https://brainly.com/question/24779057

#SPJ4

the answer is ±5i :)

the puppy will weigh 3 pounds after 4 weeks.

If a puppy weighs 1 pound initially and gains (1/2) pound each week, we can calculate its weight after 4 weeks.

Starting weight of the puppy: 1 pound

Weight gained each week: 1/2 pound

After 1 week: 1 pound + 1/2 pound = 1.5 pounds

After 2 weeks: 1.5 pounds + 1/2 pound = 2 pounds

After 3 weeks: 2 pounds + 1/2 pound = 2.5 pounds

After 4 weeks: 2.5 pounds + 1/2 pound = 3 pounds

Therefore, the puppy will weigh 3 pounds after 4 weeks.

what is pound?

In mathematics, "pound" is a unit of weight or mass commonly used in the imperial system of measurement. It is denoted by the symbol "lb". The pound is primarily used in the United States and a few other countries.

In the imperial system, one pound is equal to 16 ounces. It is further divided into smaller units, such as ounces, pounds, and tons.

It's important to note that in mathematics, the term "pound" refers specifically to the unit of weight or mass and is not a mathematical concept or operation in itself.

To know more about unit visit:

brainly.com/question/8535611

#SPJ11

Answer:

B.

Step-by-step explanation:

The zeroes are 0 and 4 and the vertex is at (2, -4).

f(x) = (x - 2)^2 - 4

Answer:

  B. f(x)=(x−2)^2−4

Step-by-step explanation:

The vertex form of the equation for a parabola with vertex (h, k) is ...

  f(x) = a(x -h)^2 +k

The value 'a' is a vertical scale factor, which is indicated as being 1 in all of the answer choices.

The graph shows you the vertex is (h, k) = (2, -4). Putting these values into the above form, you get ...

  f(x) = (x -2)^2 -4 . . . . . . matches choice B

Please help ❤️

Naming Polynomials

Name each polynomial by degree and number of terms.

1) 3

2) 6a3

3) 9m + 5m² + 10m3 - 5

4) -9x + 4x2 – 2x3 - 10x?

5) 5

6) -7 + 3n3

7) -a"

8) -2 + 6x - 72

9) 6

10) 10.rº

11) 6r* – 2x

12) 9+ 4m?

13) -3n

14) -ns

ans

4) -9x + 4x2 – 2x3 - 10x?

Answer:

It is just because f(9x-4) is a subtraction so it goes to the right.

Then the f(x+3) is addition so it goes to left.

Step-by-step explanation:

It is like the opposite of their signs the adding is left, and the subtraction is right.

She needs to add 4 more layers to get the needed volume

The formula for calculating the volume of the box is given as:

V = lwh

l is the length  = 5 in

Width  = 3in

Height = 1 in

Volume of the box = 15 cubic inches

The number of layed needed  = 75/15 - 1 = 4 layers

Hence she needs to add 4 more layers to get the needed volume

Learn more on volume of the box here: https://brainly.com/question/14957364