0.63+0.41 plss guys ​

In statistical experiments, each time the experiment is repeated, a different outcome may occur. The correct answer is C.

Statistical experiments involve random processes, such as the random selection of individuals from a population, the random assignment of subjects to groups, or the random measurement of a variable.

The outcome of a statistical experiment is influenced by chance and is inherently uncertain, so it is not possible to guarantee that the same outcome will occur every time the experiment is repeated. Different outcomes may occur, even if the experimental conditions are kept constant, due to the random nature of the processes involved.

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Answer:

ano ang pinag kaiba noon kaysa ngayon

Answer: its number two

we have shown that for the equation a * [0 1; 0 0] + b * [−2 0; 0 1] + c * [0 3; 0 5] = [0 0; 0 0] to hold, a = b = c = 0. This implies that the matrices [0 1; 0 0], [−2 0; 0 1], and [0 3; 0 5] are linearly independent

What is the system of equations?

A system of equations is a collection of one or more equations that are considered together. The system can consist of linear or nonlinear equations and may have one or more variables. The solution to a system of equations is the set of values that satisfy all of the equations in the system simultaneously.

To show that a set of matrices is linearly independent, we need to demonstrate that none of the matrices in the set can be expressed as a linear combination of the others. In this case, we need to show that the matrices [0 1; 0 0], [−2 0; 0 1], and [0 3; 0 5] are linearly independent.

Suppose we have scalars a, b, and c such that:

a * [0 1; 0 0] + b * [−2 0; 0 1] + c * [0 3; 0 5] = [0 0; 0 0]

This equation represents a system of linear equations for the entries of the matrices. We can write it as:

[0a - 2b 0c] + [a 0b 3c] = [0 0; 0 0]

This can be expanded to:

[0a - 2b + a 0b + 3c] = [0 0; 0 0]

Simplifying further:

[a - 2b 3c] = [0 0; 0 0]

This equation tells us that the entries of the resulting matrix should all be zero. Equating the entries, we get the following equations:

a - 2b = 0 ...(1)

3c = 0 ...(2)

From equation (2), we can see that c = 0. Substituting this back into equation (1), we have:

a - 2b = 0

This equation implies that a = 2b.

Now let's consider the original equation with the values of a, b, and c:

a * [0 1; 0 0] + b * [−2 0; 0 1] + c * [0 3; 0 5] = [0 0; 0 0]

Substituting a = 2b and c = 0:

2b * [0 1; 0 0] + b * [−2 0; 0 1] + 0 * [0 3; 0 5] = [0 0; 0 0]

Simplifying:

[0 2b; 0 0] + [−2b 0; 0 b] = [0 0; 0 0]

Combining the matrices:

[−2b 2b; 0 b] = [0 0; 0 0]

This equation tells us that the entries of the resulting matrix should all be zero. Equating the entries, we get the following equations:

−2b = 0 ...(3)

2b = 0 ...(4)

b = 0 ...(5)

From equations (3) and (5), we can see that b = 0. Substituting this back into a = 2b, we have:

a = 2 * 0

a = 0

Therefore, we have shown that for the equation a * [0 1; 0 0] + b * [−2 0; 0 1] + c * [0 3; 0 5] = [0 0; 0 0] to hold, a = b = c = 0. This implies that the matrices [0 1; 0 0], [−2 0; 0 1], and [0 3; 0 5] are linearly independent

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Answer:

1-1 Relations and Functions Marcus drives 32 miles to work each day. He records the number of minutes it takes him to drive and writes his average speed as the input and the number of minutes as the output. He recorded his information in a table, like the one shown below. Speed (mph) 60 45 55 Time (minutes) 32 43 35 50 62 38 31 If Marcus drives no faster than 65 miles per hour, what is the domain that includes all possible average speeds using interval notation? A 10.65) B (65) C (0.65) D. (65

Question 1a

To calculate the book value at the end of the first year using straight-line depreciation, we need to determine the annual depreciation expense first. The straight-line method assumes that the asset depreciates by an equal amount each year over its useful life. Therefore, we can use the following formula to calculate the annual depreciation:

Annual Depreciation = (Cost - Salvage Value) / Useful Life

Substituting the given values, we get:

Annual Depreciation = ($200,000 - $20,000) / 10 years = $18,000 per year

This means that the tractor will depreciate by $18,000 each year for the next 10 years.

To determine the book value at the end of the first year, we need to subtract the depreciation expense for the year from the original cost of the tractor. Since one year has passed, the depreciation expense for the first year will be:

Depreciation Expense for Year 1 = $18,000

Therefore, the book value of the tractor at the end of the first year will be:

Book Value = Cost - Depreciation Expense for Year 1

= $200,000 - $18,000

= $182,000

So the book value of the tractor at the end of the first year, December 31, 2022, using straight-line depreciation is $182,000. so the answer is D

Question 1(b)

To determine the farmer's noncurrent liabilities, we need to use the information provided to calculate the total liabilities and then subtract the current liabilities from it. Here's the step-by-step solution:

Calculate the total current liabilities using the current ratio:

Current Ratio = Current Assets / Current Liabilities

2 = $80,000 / Current Liabilities

Current Liabilities = $80,000 / 2

Current Liabilities = $40,000

Calculate the total liabilities using the debt/equity ratio:

Debt/Equity Ratio = Total Liabilities / Owner Equity

1.0 = Total Liabilities / $100,000

Total Liabilities = $100,000 * 1.0

Total Liabilities = $100,000

Subtract the current liabilities from the total liabilities to get the noncurrent liabilities:

Noncurrent Liabilities = Total Liabilities - Current Liabilities

Noncurrent Liabilities = $100,000 - $40,000

Noncurrent Liabilities = $60,000

Therefore, the farmer's noncurrent liabilities are $60,000. so the answer is B.

Answer:

y = 3/5x - 5

Step-by-step explanation:

y intercept is -5

slope is rise / run = 3/5

Answer:

Step-by-step explanation:

Let x be the random variable representing the length of pregnancies in giraffes. Since it is normally distributed and the population mean and population standard deviation are known, we would apply the formula,

z = (x - µ)/(σ/√n)

Where

x = sample mean

µ = population mean

σ = standard deviation

n = number of Samples

From the information given,

µ = 430

σ = 9

n = 25

the probability that the sample mean length will be between 429 days and 432 days is expressed as

P(429 ≤ x ≤ 432)

For x = 429,

z = (429 - 430)/(9/√25) = - 0.56

Looking at the normal distribution table, the probability corresponding to the z score is 0.288

For x = 432,

z = (432 - 430)/(9/√25) = 1.11

Looking at the normal distribution table, the probability corresponding to the z score is 0.867

Therefore,

P(429 ≤ x ≤ 432) = 0.867 - 0.288 = 0.579

Answer: 65

Step-by-step explanation:

We know that from the 65-degree angle, x=130.

So, by the inscribed angle theorem, y=65.

A graph of four points with integer coordinates that are each 3 units away from (2, 3) is shown in the image attached below.

In Mathematics and Geometry, the translation of a graph to the left simply means subtracting a digit from the value on the x-coordinate of the pre-image while the translation of a graph downward simply means subtracting a digit from the value on the y-coordinate (y-axis) of the pre-image.

In Mathematics and Geometry, a horizontal translation to the left is modeled by this mathematical equation g(x) = f(x + N).

Where:

In order to write an equation that models the four points with integer coordinates that are each 3 units away from (2, 3), we would have to apply a set of translation to f(x) by 3 units:

A (5, 3)

B (-1, 3)

C (2, 6)

D (2, 0)

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Answer:

Simplify the expression.

Exact Form: 95 /8

Decimal Form:  11.875

Mixed Number Form:  11  and 7 /8

Step-by-step explanation:

Answer:

11 7/8

Step-by-step explanation:

Answer:

12/82 or 6/41

Step-by-step explanation:

Answer:

Adding

Adding

Step-by-step explanation:

The data supports the hypothesis that the start-up costs of the two types of businesses, specialty clothing stores and coffee houses, are significantly different at a 1% significance level.

The null hypothesis (H₀): The start-up costs of specialty clothing stores and coffee houses are equal.

The alternative hypothesis (H₁): The start-up costs of specialty clothing stores and coffee houses are different.

The significance level (α) is given as 1% or 0.01.

The test statistic for a two-sample t-test is given by:

t = (x₁ - x₂) / √[(s₁²/n₁) + (s₂²/n₂)]

Plugging in the given values:

x₁ = $92,000, x₂ = $74,000, s₁ = $24,000, s₂ = $18,000, n₁ = 15 and n₂ = 12

t = (92,000 - 74,000) / √[(24,000²/15) + (18,000²/12)]

Since the significance level is 1% (0.01), we need to find the critical value for a two-tailed test with a degree of freedom equal to (n₁ + n₂ - 2).

We can use a t-table or statistical software to find this value.

For a significance level of 0.01 and degrees of freedom (15 + 12 - 2 = 25), the critical value is approximately ±2.796.

If the absolute value of the calculated t-statistic is greater than the critical value from Step 4, we reject the null hypothesis.

Otherwise, we fail to reject the null hypothesis.

Let's calculate the test statistic:

t = (92,000 - 74,000) / √[(24,000²/15) + (18,000²/12)]

= 18,000 / √[(3,840,000/15) + (3,240,000/12)]

= 24.82

Since the absolute value of the calculated t-statistic (|24.82|) is greater than the critical value (2.796) at the 1% significance level, we reject the null hypothesis.

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Answer:

mark me brailist if it helped

f(x) and g(x) are not closed under subtraction because when subtracted, the result will be a polynomial, the correct option is B.

A polynomial is a mathematical equation that solely uses the operations addition, subtraction, multiplication, and non-negative integer exponentiation of variables. Variables are sometimes known as indeterminate in mathematics. Majorly used polynomials are binomial and trinomial.

Given f(x) and  g(x) two polynomial functions in the standard form of the polynomial,

According to Closure Property, when something is closed, the output will be the same as the input.

The polynomials f(x) and g(x) can be seen in the image.

On subtracting the two polynomials, the output will be a polynomial and so it is closed under subtraction.

Therefore, The reason why f(x) and g(x) are not closed under subtraction is that the outcome of subtraction will be a polynomial, making option B the best choice.

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Complete question:

Answer:

4n+40

.................

Answer:

shortest to longest, DE, DF, EF

Step-by-step explanation:

Angle size and side length are related. Ex) 61 is the biggest angle so EF is the longest side.

Answer:

A

Step-by-step explanation:

a and b have to be same cause of isosceles triangle

Answer:

6430.72 centimeter cubic

Answer:

y = (x-15)/-8

Step-by-step explanation:

When solving for an inverse function, swap x and y without bringing the x coefficient with it, just simply swap the variables. Then, solve for y, and that's it.

y = -8x + 15

x = -8y + 15

x-15 = -8y

(x-15)/-8 = y

Step-by-step explanation:

Hey there!

Given function is: y = -8x + 15

~ Interchange"X" and "y".

x = -8y + 15

~ Solve it

8y = 15-x

y = (15-x)/8

Therefore, the inverse of function is y = (15-x)/8.

Hope it helps!

Answer:

2,520 bottles

Step-by-step explanation:

First, you have to find the number you multiply 5 minutes by to get 60 minutes (for 1 hour). 5 • 12 = 60

Next, you would multiply 210 by 12 as well. 210 • 12 = 2,520

2,520 bottles are filled in an hour

After answering the presented question, we can conclude that As a result, the new angle generated is 180 degrees - 108 degrees = 72 degrees.

what are angles?

An angle is a shape in Euclidean geometry made composed of two rays, known as the angle's sides, that meet in the middle at a point known as the angle's vertex. Two rays can produce an angle in the plane in which they are positioned. An angle is formed when two planes collide. These are known as dihedral angles. In planar geometry, an angle is a shape formed by two rays or lines that have a common termination. The English term "angle" comes from the Latin word "angulus," which means "horn." The vertex is the common terminal of the two rays, which are known as the angle's sides.

The total of a regular pentagon's internal angles is (5-2) x 180 degrees = 540 degrees.

Because a normal pentagon has five equal angles, each interior angle is 540 degrees / 5 = 108 degrees.

When two pentagon sides are stretched to meet, they produce a straight line and a supplementary angle with the neighboring internal angle.

Hence, As a result, the new angle generated is 180 degrees - 108 degrees = 72 degrees.

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Complete question:

Given a regular pentagon, if two sides of the pentagon are extended to meet, what is the measure of the angle formed at the intersection point?

Answer:

110

Step-by-step explanation:

the sum of straight angle is 180

the sum of angle of triangle=180

angle E=180-120=60

triangle BDE: <B=180-60-90=30

<B in triangle ACB=180-(130+30)=20)

in traingle ACB: <A = 180-(90+20)=70

angle x=180-70=110 degrees

(a) Option A, if its value is a large positive number, statistic A x2 provides strong evidence for the alternative hypothesis.

(b) Option B, the null hypothesis that gender is not related to personal goals and the alternative hypothesis that gender is related to personal goals.

(c) Option B, the variables considered in the chi-square test for the evaluation of contingency table B are categorical variables.

(a) If the x2 statistic is a large positive number, it provides strong evidence for the alternative hypothesis. The x2 statistic is used in hypothesis testing to determine if there is a significant difference between observed and expected frequencies. Large positive values ​​indicate that the observed frequency is significantly different from the expected frequency, supporting the alternative hypothesis.

(b) The hypotheses tested in the chi-square test for the contingency table are the null hypothesis that gender is not related to personal goals and the alternative hypothesis that gender is related to personal goals. personal goals. This test determines whether there is a significant relationship between two categorical variables.

(c) The variables considered in the chi-square test used to evaluate the contingency table are categorical variables. These variables cannot be assumed to be mean or normally distributed. The chi-square test is used to analyze the relationship between two or more categorical variables, where each variable has a discrete set of categories.

Complete Question:

For each problem, select the best response (a) A x2 statistic provides strong evidence in favor of the alternative hypothesis if its value is A. a large positive number. OB. exactly 1.96 c. a large negative number. D. close to o E. close to 1. (b) A study was performed to examine the personal goals of children in elementary school. A random sample of students was selected and the sample was given a questionnaire regarding achieving personal goals. They were asked what they would most like to do at school: make good grades, be good at sports, or be popular. Each student's sex (boy or girl) was also recorded. If a contingency table for the data is evaluated with a chi-squared test, what are the hypotheses being tested? A. The null hypothesis that boys are more likely than girls to desire good grades vs. the alternative that girls are more likely than boys to desire good grades. OB. The null hypothesis that sex and personal goals are not related vs. the alternative hypothesis that sex and personal goals are related. C. The null hypothesis that there is no relationship between personal goals and sex vs. the alternative hypothesis that there is a positive, linear relationship. OD. The null hypothesis that the mean personal goal is the same for boys and girls vs. the alternative hypothesis is that the means differ. O E. None of the above. (C) The variables considered in a chi-squared test used to evaluate a contingency table A. are normally distributed. B. are categorical. C. can be averaged. OD. have small standard deviations. E. have rounding errors.

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Answer:

C

Step-by-step explanation:

Option C is correct, the polygon in c option is the next step in the series

A polygon is a plane figure made up of line segments connected to form a closed polygonal chain.

In the first step we can see a triangle

The triangle has three sides

In the second step there is a rectangle which has four sides

The third step has pentagon which has five sides

So in next step the polygon should have six sides

Hexagon is the next step in the series

Hence, option C is correct, the polygon in c option is the next step in the series

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Answer:

The opposite of -4:  4

The opposite of 5:  -5

The opposite of the opposite of -6:  -6

Answer:

Shelly walked farther by 0.0666666666 or 0.07

Step-by-step explanation:

1 divided by 3 = 0.333333333

4 divided by 15 = 0.266666666

0.33 is greater than 0.26, so Shelly walked farther by 0.33 - 0.26 = 0.07

Answer:

a dog

Step-by-step explanation:

Answer:

Dunno...Dog-man?

Step-by-step explanation:

Lemme think about that