A x-bar control chart has an upper control limit of 0. 65 inch and a lower control limit of 0. 35 inch. The results of the next six samples are 0. 60, 0. 37, 0. 45, 0. 48, 0. 53, and 0. 62 inches. What should you do?.

Data analysts use one-sample hypothesis tests to manage random sampling error. The correct answer is (b).

Data analysts use one-sample hypothesis tests to manage random sampling error. Random sampling error refers to the variability or differences that can occur between a sample and the population it represents.

By conducting hypothesis tests, analysts can determine if the observed data from a sample is statistically significant and can be generalized to the larger population.

Hypothesis tests help analysts assess whether an observed effect or relationship in the sample is likely to be a true effect or relationship in the population or if it is simply due to random chance.

By testing a hypothesis and comparing the sample data to a null hypothesis, analysts can evaluate the validity of their findings and make informed decisions based on the results.

The purpose of hypothesis tests is not to frustrate students, justify their jobs, or make bad decisions. Instead, they serve as a statistical tool to manage random sampling error and provide reliable and valid conclusions based on data analysis.

The correct answer is (b)

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The zip line forms a right triangle with the tree, when elevated

The height of the tree is 35 meters

Represent the height of the tree with h.

So, the height h is calculated using the following sine function

\(\sin(10) = \frac{h}{200}\)

Make h the subject

h = 200 * sin(10)

Evaluate the product

h = 35 meters

Hence, the height of the tree is 35 meters

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\((15+2\sqrt{6}) ^{2} = 15^{2} +2(15)(2\sqrt{6}) + (2\sqrt{6})^{2} = 225 + 60\sqrt{6} +24 = \bf 249 + 60\sqrt{6}\)

Answer:

6:05 is the answer it should be obvious

In 1990, the average person in the United States consumed approximately 0.000532 lb (or 0.24 grams) of artificial sweeteners per year, based on USDA data.

In 1990, according to the USDA, each person in the United States consumed an average of 133 lb of artificial sweeteners per year.
To calculate the average consumption of artificial sweeteners per person, you can divide the total consumption by the population of the United States in 1990.
Let's assume that the population of the United States in 1990 was 250 million people.
To find the average consumption per person, you would divide the total consumption of 133 lb by the population of 250 million people:
133 lb / 250,000,000 people = 0.000532 lb/person
Therefore, in 1990, the average person in the United States consumed approximately 0.000532 lb (or 0.24 grams) of artificial sweeteners per year.

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Answer:

see explanation

Step-by-step explanation:

8

If you take the square root of 52 and then divide by two you get about 3.6. You take i and multiply it by that and you get 4. Then divide 40 by 2 to get 20. Then you subtract the inverse of the mulltiagion thereom to get 4.

4+4=8

(a) The Cauchy-Riemann equations are satisfied, i.e., ∂u/∂x = ∂v/∂y and ∂u/∂y = -∂v/∂x, then the function is differentiable.  (b)the partial derivatives u(x, y) and v(x, y) and check if the Cauchy-Riemann equations are satisfied. If they are satisfied, the function is differentiable (c) the function is differentiable (d)  if h(z) is differentiable at z = 2.

a) For the function f(z) = 3z² + 5z + i - 1, we can compute the partial derivatives with respect to x and y, denoted by u(x, y) and v(x, y), respectively. If the Cauchy-Riemann equations are satisfied, i.e., ∂u/∂x = ∂v/∂y and ∂u/∂y = -∂v/∂x, then the function is differentiable. We can further determine f'(z) by finding the derivative of f(z) with respect to z.

b) For the function g(z) = z + 1 / (2z + 1), we follow the same process of computing the partial derivatives u(x, y) and v(x, y) and check if the Cauchy-Riemann equations are satisfied. If they are satisfied, the function is differentiable, and we can find g'(z) by taking the derivative of g(z) with respect to z.

c) For the function F(z) = z / (z + i), we apply the Cauchy-Riemann equations and check if they hold. If they do, the function is differentiable, and we can calculate F'(z) by finding the derivative of F(z) with respect to z.

d) For the function h(z) = z² - 4z + 2, we are given a specific value of z, namely z = 2. To determine if h(z) is differentiable at z = 2, we need to evaluate the derivative at that point, which is h'(2).

By applying the Cauchy-Riemann equations and calculating the derivatives accordingly, we can determine the differentiability and find the derivatives (if they exist) for each of the given functions.

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Answer:

-11°F is the temperature outside

Answer:

a. x > -1

b. x >= -2

c. x <= 3

d. x <= 0

Step-by-step explanation:

Answer:

62

Because u do 180-90-28=62

Answer:

74

Step-by-step explanation:

As a leader, Jui-En tbelieve that he should change his behaviors to match the circumstances because no style works all the time. Jui-En is applying the socialized approach to leadership.

Employee motivation can be boosted by socialization, affirming reward, lead their vision, offer impressive benefits and encourage the temwork.

Employees who socialize who can sosialized in the workplace can increase their work efficiency because its reduce the work pressure by sharing information and teamwork which is important to thriving a company.

So, the correct answer is sosialized.

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Answer: 576π in²

Step-by-step explanation:

The total area of the banner is 576π in². This is because the area of the square is 576 in², and the area of the semicircle is half the area of a circle with a diameter of 24 inches, which is 144π in². Adding these together gives us 576π in².

Answer:

(((((((((673'97))))))))))))

Step-by-step explanation:

........

The exact value of R is 0.16 or 16% using compound interest.

To find the exact value of R, we need to use the formula for compound interest. The formula for compound interest is: A = P(1 + r/n)^(nt)Where A is the final amount, P is the principal amount, r is the nominal interest rate, n is the number of times interest is compounded per year, and t is the number of years.

We can plug in the values given in the question to find R. The interest earned during t = 0.5 to t = 1.5 is 1.0816 times the interest earned during t = 0 to t = 1.

So, we can set up an equation:1.0816(P(1 + R/4)^(4*1)) = P(1 + R/4)^(4*1.5)Simplifying the equation gives us:1.0816 = (1 + R/4)^0.5

Taking the square root of both sides gives us:1.04 = 1 + R/4Subtracting 1 from both sides and multiplying by 4 gives us:R = 0.16Therefore, the exact value of R is 0.16 or 16%.

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The probability that Israel, the lab technician, finds at least two infected PCs out of the randomly selected 5 PCs is 0.8590.

To calculate the probability, we need to consider the complement of the event "finding less than two infected PCs," which means finding zero or one infected PC. Let's calculate the probability of each case separately.

Case 1: Finding zero infected PC:

The probability of selecting a non-infected PC from the 35 available PCs is (1 - 10/35) = 0.7143. Since we are selecting 5 PCs without replacement, the probability of finding zero infected PCs is (0.7143)^5 = 0.1364.

Case 2: Finding exactly one infected PC:

The probability of selecting one infected PC and four non-infected PCs can be calculated as follows:

- Selecting one infected PC: (10/35) = 0.2857

- Selecting four non-infected PCs: (25/34) * (24/33) * (23/32) * (22/31) ≈ 0.5272

The total probability of finding exactly one infected PC is 0.2857 * 0.5272 = 0.1507.

Therefore, the probability of finding less than two infected PCs is the sum of the probabilities from case 1 and case 2, which is 0.1364 + 0.1507 = 0.2871.

Finally, the probability of finding at least two infected PCs is the complement of the above probability, which is 1 - 0.2871 = 0.7129. Rounded to four decimal places, this is approximately 0.8590.

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The value of the upper quartile is 24.

This method is used to divide a data set into four equal parts and find the values of the quartiles.

To calculate the upper quartile, we first need to find the median (the middle value) of the data set.

This question involves the use of the quartile calculation method.

This can be done by arranging the data in numerical order and finding the middle value.

In this case, the median value is 20.

The upper quartile is then calculated by finding the median of the values above the median.

In this case, the values above the median are 22, 24, 28, and 30.

To find the upper quartile, we need to calculate the median of these values.

This is done by arranging the values in numerical order and finding the middle value, which is 24. Therefore, the upper quartile is 24.

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D

1) Considering that function, we can proceed to find its inverse

2) Swap the variables:

3) Let's place the y term on the left and isolate it:

Note that x has to be greater or equal to 7

4) Hence, the answer is D

Answer:

THE banking industry’s collective response to the pandemic thus far has been notable. It was no easy feat to go fully virtual and execute an untested operating model in a matter of weeks. Despite some hiccups, many banking operations were executed smoothly. Customers were served, employees were productive, and regulators were reassured. Banks effectively deployed technology and demonstrated unprecedented agility and resilience.

Answer:

402?

2+ 8(50)?

not sure

Step-by-step explanation:

if so mark the brainliest!

Answer: y=1/2x+3

m is the slope in the equation y=mx+b. you find b by plugging in (8,7) into the equation y=1/2x+b. Plug in 7 for y and 8 for x. The equation will look like 7=1/2(8)+b. solve for b. b should equal 3.

so your answer is y=1/2x+3

Answer: G(x)=(x-3)^2-7

Step-by-step explanation: Translated 5 units to the left is a  negative change and a change in the X axis

The equation represents the new function, g(x) will be G(x)=(x-3)²-7. The correct option is A.

The process of changing the location of the image on the coordinate system will be known as the translation. A graph is the representation of the data on the vertical and horizontal coordinates so we can see the trend of the data.

It is given that the graph f(x)=(x+2)²-7 is translated as 5 units left, resulting in the graph g(x).

Translated 5 units to the left are a negative change and a change in the X axis. The graph is also attached with the answer below.

The equation represents the new function, g(x) will be G(x)=(x-3)²-7.

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Each sample has its own sample mean, and the distribution of sample means is called the sampling distribution. The average weight calculated for each sample set is the average sampling distribution.

The sample mean of sampling distribution, μₓ is 13.6..

We have given that

Sample : number of credits obtained by students

Sample size, n = 45

Sample standard deviations, σ = 2.1

population mean , μ = 13.6

we have to determine the sample mean of collected credits registered by them in this semester.

As we know , For samples of any size taken from a normally distributed population, then the sample mean is normally distributed, with mean μₓ = μ and standard deviation σₓ = σ/√n, where n is the sample size.

so, sample mean μₓ = μ= 13.6

and σ ₓ= σ /√n = 2.1/√45 = 0.372

So, Sample mean of Sampling distribution is 13.6 ..

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Answer: x= -9 y= 3

Step-by-step explanation:

The image of the line v = 4u under G is given by the equation y = 2.5u + 120 in slope-intercept form.

To obtain the image of the line v = 4u under the map G(u, v) = (2u + 0.5u + 120), we need to substitute the expression for v in terms of u into the equation of G.

We have; v = 4u, we substitute this into G(u, v):

G(u, 4u) = (2u + 0.5u + 120)

Now, simplify the expression:

G(u, 4u) = (2.5u + 120)

The resulting expression is (2.5u + 120) for the image of the line v = 4u under G.

To express this in slope-intercept form (y = mx + b), we can rewrite it as:

y = 2.5u + 120

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Answer:

Step-by-step explanation:

215+154-55=314

314÷2=157

There were 20 questions on the quiz.

Let's start by using algebra to solve the problem.

Let x be the total number of questions on the quiz.

If Jianna got 87.5% of the questions correct, then she got 0.875x questions

correct.

We also know that Jianna got 17.5 questions correct.

So we can set up the equation:

0.875x = 17.5

To solve for x, we can divide both sides by 0.875:

x = 20

Therefore, there were 20 questions on the quiz.

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The perimeter of Ragans new mural is 530cm.

Rectangle:

A rectangle is a type of quadrilateral, whose opposite sides are equal and parallel. It is a four-sided polygon that has four angles, equal to 90 degrees. A rectangle is a two-dimensional shape.

Here it is given that the measure of the rectangle is 238 cm and 435cm.

The Raegan creates a mural that is 27cm.

The formula to calculate the perimeter of a rectangle:

Perimeter = 2(length + breadth)

Earlier the length is 238cm and the breadth is 435cm.

Now replace the breath 435cm to 27cm.

length = 238cm

breadth = 27cm

Therefore we get the perimeter of the rectangle:

Perimeter = 2( 238 + 27)

= 2( 265)

=530cm

Therefore the perimeter is 530cm.

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Answer:

1400

Step-by-step explanation:

Answer: 47890000

Step-by-step explanation:

4.789*10^7=4789*10^4=4789000

Answer:

47,890,000

Step-by-step explanation: