Need Help ASAP 8.36 A random sample of 18 observations taken from a normally distributed population...
Need Help ASAP
8.36 A random sample of 18 observations taken from a normally distributed population produced the following data: 28.4 27.3 37.2 23.9 25.5 25.5 28.7 27.9 31.1 23.0 26.3 24.6 28.4 25.1 27.2 25.3 22.6 22.7
a. What is the point estimate of μ?
b. Make a 99% confidence interval for μ. c. What is the margin of error of estimate for μ in part b?
Homework Answers
Add Answer to:
Need Help ASAP
8.36 A random sample of 18 observations taken from a normally
distributed population...
A sample of 18 observations taken from a normally distributed population produced the following data: 28.1...
A sample of 18 observations taken from a normally distributed population produced the following data: 28.1 27.2 25.1 25.2 31.2 23.5 26.4 24.3 28.2 37.2 23.6 28.9 27.9 25.5 27.3 25.3 22.4 22.7 Round your answers to three decimal places. a. What is the point estimate of ? b. Make a 90% confidence interval for u. c. What is the margin of error of estimate for p in part b? E =
A sample of 18 observations taken from a normally distributed population produced the following data: 28.5...
A sample of 18 observations taken from a normally distributed population produced the following data: 28.5 27.3 25.2 25.2 31.1 23.1 26.4 24.4 28.2 37.2 23.5 28.9 27.8 25.5 27.1 25.5 22.7 22.8 Round your answers to three decimal places a. what is the point estimate of μ? 25.333 the tolerance is +/-296 b. interval for u c. what is the margin of error of estimate for μ in part b?
A sample of 18 observations taken from a normally distributed population produced the following data: 28.3...
A sample of 18 observations taken from a normally distributed population produced the following data: 28.3 27.3 25.4 25.3 31.4 23.4 26.3 24.4 28.1 37.3 23.6 28.6 27.7 25.5 27.5 25.4 22.5 22.9 Round your answers to three decimal places. a. What is the point estimate of μ? x¯= b. Make a 95% confidence interval for μ. (,) c. What is the margin of error of estimate for μ in part b? E=
A sample of 18 observations taken from a normally distributed population produced the following data: 28.1...
A sample of 18 observations taken from a normally distributed population produced the following data: 28.1 27.4 25.1 25.1 31.5 23.3 26.2 24.3 28.4 37.1 23.5 28.8 27.5 25.4 27.1 25.4 22.7 22.7 Round your answers to three decimal places a. What is the point estimate of ? b. Make a 95% confidence interval for a. What is the point estimate of b. Make a 95% confidence interval for c. What is the margin of error of estimate for in...
random sample of 16 observations was taken from a normally distributed population. The average in the...
random sample of 16 observations was taken from a normally distributed population. The average in the sample was 80 with a variance of 144. a Construct a 90% confidence interval for 1. b. Construct a 99% confidence interval for . c. Discuss why the 90% and 99% confidence intervals are different. What would you expect to happen to the confidence interval in part a if the sample size was increased? Be sure to explain your answer d.
A random sample of 18 observations taken from a population that is normally distributed produced a...
A random sample of 18 observations taken from a population that is normally distributed produced a sample mean of 42.4 and a standard deviation of 8. Find the range for the p- value and the critical and observed values of t for each of the following tests of hypotheses using, a = 0.01. Use the t distribution table to find a range for the p-value. Round your answers for the values of t to three decimal places. a. Ho:u= 46...
A random sample of 25 observations was selected from a normally distributed population. The average in the sample was 84.6 with a variance of 400.
1. A random sample of 25 observations was selected from a normally distributed population. The average in the sample was 84.6 with a variance of 400.a. Construct a 90% confidence interval for μ.b. Construct a 99% confidence interval for μ.c. Discuss why the 90% and 99% confidence intervals are different.d. What would you expect to happen to the confidence interval in part (a) if the sample size was increased? Be sure to explain your answer.
Question 1: A random sample of 22 observations taken from a population that is normally distributed...
Question 1: A random sample of 22 observations taken from a population that is normally distributed produced a sample mean of 58.5 and a standard deviation of 7.5. Find the range for the p-value and the critical and observed values of t for the following test of hypothesis, using α = 0.01 . H 0 : μ = 55 versus H 1 : μ > 55 . Use the t distribution table to find a range for the p-value. Question 2: A...
A simple random sample of 24 observations is derived from a normally distributed population with a...
A simple random sample of 24 observations is derived from a normally distributed population with a known standard deviation of 7.8. [You may find it useful to reference the z table.] a. Is the condition that X−X− is normally distributed satisfied? Yes No b. Compute the margin of error with 99% confidence. (Round intermediate calculations to at least 4 decimal places. Round "z" value to 3 decimal places and final answer to 2 decimal places.) Margin error: ? c. Compute...
Arandom sample of 21 observations taken from a population that is normally distributed produced a sample...
Arandom sample of 21 observations taken from a population that is normally distributed produced a sample mean of 58.5 and a standard deviation of 7.5. Find the range for the p-value and the critical and observed values of tfor the following test of hypothesis, using a = 0.01. Ho: = 55 versus H: > 55. Use the t distribution table to find a range for the p-value Round your answers for the values oft to three decimal places. <p-value torta...
A sample of 18 observations taken from a normally distributed population produced the following data: 28.1 27.2 25.1 25.2 31.2 23.5 26.4 24.3 28.2 37.2 23.6 28.9 27.9 25.5 27.3 25.3 22.4 22.7 Round your answers to three decimal places. a. What is the point estimate of ? b. Make a 90% confidence interval for u. c. What is the margin of error of estimate for p in part b? E =
A sample of 18 observations taken from a normally distributed population produced the following data: 28.5 27.3 25.2 25.2 31.1 23.1 26.4 24.4 28.2 37.2 23.5 28.9 27.8 25.5 27.1 25.5 22.7 22.8 Round your answers to three decimal places a. what is the point estimate of μ? 25.333 the tolerance is +/-296 b. interval for u c. what is the margin of error of estimate for μ in part b?
A sample of 18 observations taken from a normally distributed population produced the following data: 28.1 27.4 25.1 25.1 31.5 23.3 26.2 24.3 28.4 37.1 23.5 28.8 27.5 25.4 27.1 25.4 22.7 22.7 Round your answers to three decimal places a. What is the point estimate of ? b. Make a 95% confidence interval for a. What is the point estimate of b. Make a 95% confidence interval for c. What is the margin of error of estimate for in...
random sample of 16 observations was taken from a normally distributed population. The average in the sample was 80 with a variance of 144. a Construct a 90% confidence interval for 1. b. Construct a 99% confidence interval for . c. Discuss why the 90% and 99% confidence intervals are different. What would you expect to happen to the confidence interval in part a if the sample size was increased? Be sure to explain your answer d.
A random sample of 18 observations taken from a population that is normally distributed produced a sample mean of 42.4 and a standard deviation of 8. Find the range for the p- value and the critical and observed values of t for each of the following tests of hypotheses using, a = 0.01. Use the t distribution table to find a range for the p-value. Round your answers for the values of t to three decimal places. a. Ho:u= 46...
Arandom sample of 21 observations taken from a population that is normally distributed produced a sample mean of 58.5 and a standard deviation of 7.5. Find the range for the p-value and the critical and observed values of tfor the following test of hypothesis, using a = 0.01. Ho: = 55 versus H: > 55. Use the t distribution table to find a range for the p-value Round your answers for the values oft to three decimal places. <p-value torta...
Most questions answered within 3 hours.
-
Why [M(CN)6] is not organometallic even it has metal
to carbon bond too
asked 51 seconds ago -
mstar electric has a bond issue outstanding that has a 20 year
life, a $1,000 par...
asked 8 minutes ago -
This is a Business Writing Question:
Common Types of Faulty Sentence Logic:
A. Mixed constructions
B....
asked 9 minutes ago -
Skinner asserts that science, and the common view of science, has
been tarnished. Explain his evidence...
asked 11 minutes ago -
Question 3 (1 point)
Fill in the blank. Speed Car Rental company found that the tire...
asked 12 minutes ago -
An short-seller in Tesla is worried the latest management
earnings forecast is too aggressive and the...
asked 12 minutes ago -
A grocery store's receipts show that Sunday customer purchases
have a skewed distribution with a mean...
asked 18 minutes ago -
A 0.035 mol sample of a weak acid, HA, is dissolved in 437 mL of
water...
asked 29 minutes ago -
a sample of Ar gas has a volume of 6.30 L with an unknown
pressure. the...
asked 30 minutes ago -
The
serum cholesterol levels of a population of kids follow a normal
distribution with mean 155...
asked 50 minutes ago -
han discusses the racist practice of badlands, a bar
in the Castro
district of San Francisco,...
asked 1 hour ago -
A sample of final exam scores is normally distributed with a
mean equal to 25 and...
asked 1 hour ago