Question

Construct a​ 95% confidence interval for the population standard deviation sigmaσ of a random sample of...

Construct a​ 95% confidence interval for the population standard deviation

sigmaσ

of a random sample of 15 crates which have a mean weight of 165.2 pounds and a standard deviation of

10.7

pounds. Round to the nearest thousandth. Assume the population is normally distributed.

Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

Please give me a thumbs-up if this helps you out. Thank you! :)

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
Construct a 95% confidence interval for the population standard deviation σ of a random sample of...
Construct a 95% confidence interval for the population standard deviation σ of a random sample of 15 men who have a mean weight of 165.2 pounds with a standard deviation of 12.6 pounds. Assume the population is normally distributed.
Construct the indicated confidence interval for the population mean of each data set. If it is...
Construct the indicated confidence interval for the population mean of each data set. If it is possible to construct a confidence interval, justify the distribution you used. If it is not possible, explain why. (a) In a random sample of 40 patients, the mean waiting time at a dentist’s office was 20 minutes and the standard deviation was 7.5 minutes. Construct a 95% confidence interval for the population mean. (b) In a random sample of 20 people, the mean tip...
You are given the sample mean and the population standard deviation. Use this information to construct...
You are given the sample mean and the population standard deviation. Use this information to construct the​ 90% and​ 95% confidence intervals for the population mean. Interpret the results and compare the widths of the confidence intervals. If​ convenient, use technology to construct the confidence intervals. A random sample of 60 home theater systems has a mean price of ​$147.00. Assume the population standard deviation is ​$19.40. Construct a​ 90% confidence interval for the population mean. The​ 90% confidence interval...
10 state which type of parameter is to be estimated, then construct the confidence interval 10....
10 state which type of parameter is to be estimated, then construct the confidence interval 10. A simple random sample of size 17 has mean x̄ = 8.44 and standard deviation s = 5.38. The population is normally distributed. Construct a 95% confidence interval for the population standard deviation 10 state which type of parameter is to be estimated, then construct the confidence interval 10. A simple random sample of size 17 has mean x̄ = 8.44 and standard deviation...
Construct the indicated confidence interval for the population mean of each data set. If it is...
Construct the indicated confidence interval for the population mean of each data set. If it is possible to construct a confidence interval, justify the distribution you used. If it is not possible, explain why. ***Please provide formulas used, step by step process, and hand write....thank you so much! In a random sample of 40 patients, the mean waiting time at a dentist’s office was 20 minutes and the standard deviation was 7.5 minutes. Construct a 95% confidence interval for the...
The prices of a random sample of 24 new motorcycles have a sample standard deviation of...
The prices of a random sample of 24 new motorcycles have a sample standard deviation of $3738. Assume the sample is from a normally distributed population. Construct a confidence interval for the population variance sigma squaredσ2 and the population standard deviation sigmaσ. Use a 99% level of confidence. Interpret the results.
You are given the sample mean and the population standard deviation. Use this information to construct...
You are given the sample mean and the population standard deviation. Use this information to construct the​ 90% and​ 95% confidence intervals for the population mean. Interpret the results and compare the widths of the confidence intervals. From a random sample of 45 business​ days, the mean closing price of a certain stock was ​$116.70. Assume the population standard deviation is ​$11.02. The​ 90% confidence interval is ​( ​, ​). Construct the indicated confidence interval for the population mean μ...
Use the standard normal distribution or the​ t-distribution to construct a 95​% confidence interval for the...
Use the standard normal distribution or the​ t-distribution to construct a 95​% confidence interval for the population mean. Justify your decision. If neither distribution can be​ used, explain why. Interpret the results. In a random sample of 12 mortgage​ institutions, the mean interest rate was 3.57​% and the standard deviation was 0.38​%. Assume the interest rates are normally distributed.
Assuming that the population is normally​ distributed, construct a 95​% confidence interval for the population mean...
Assuming that the population is normally​ distributed, construct a 95​% confidence interval for the population mean for each of the samples below. Explain why these two samples produce different confidence intervals even though they have the same mean and range. Sample​ A: 1   3   3   4   5   6   6   8 Sample​ B: 1   2   3   4   5   6   7   8 Construct a 95​% confidence interval for the population mean for sample A. Construct a 95​% confidence interval for the population...
Assuming that the population is normally​ distributed, construct a 95​% confidence interval for the population mean...
Assuming that the population is normally​ distributed, construct a 95​% confidence interval for the population mean for each of the samples below. Explain why these two samples produce different confidence intervals even though they have the same mean and range. Sample A: 1 4 4 4 5 5 5 8 Sample B: 1 2 3 4 5 6 7 8 a. Construct a 95​% confidence interval for the population mean for sample A. b. Construct a 95​% confidence interval for...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT