Asimple random sample of sien population mean is drawn from a population. The sample mean is...

Question

Question

Answer 1

Answer #1

Given that-n40 X-120.8 S=12.6 The 99% Conhdanre interval for u 120.8 t to005, 39 12.6 120.8t (2.1093.1899 tz wing ttble 120.8

Answer 2

Similar Homework Help Questions

A simple random sample of size n=40 is drawn from a population. The sample mean is...

A simple random sample of size n=40 is drawn from a population. The sample mean is found to be x overbar equals 120.7 and the sample standard deviation is found to be s=12.1. Construct a 99% confidence interval for the population mean. The lower bound is ________ (Round to two decimal places as needed.) The upper bound is ________ (Round to two decimal places as needed.)
A simple random sample of size n=40 is drawn from a population. The sample mean is...

A simple random sample of size n=40 is drawn from a population. The sample mean is found to be x overbar equals 120.7 and the sample standard deviation is found to be s=12.1. Construct a 99% confidence interval for the population mean. The lower bound is ________ (Round to two decimal places as needed.) The upper bound is ________ (Round to two decimal places as needed.)
A simple random sample of size n=21 is drawn from a population that is normally distributed....

A simple random sample of size n=21 is drawn from a population that is normally distributed. The sample mean is found to be x= 68 and the sample standard deviation is found to be s = 18. Construct a 90% confidence interval about the population mean. The lower bound is The upper bound is (Round to two decimal places as needed.)

A simple random sample of size n=21 is drawn from a population that is normally distributed....

A simple random sample of size n=21 is drawn from a population that is normally distributed. The sample mean is found to be x = 58 and the sample standard deviation is found to be s = 17. Construct a 90% confidence interval about the population mean. The lower bound is The upper bound is (Round to two decimal places as needed.)
simple random sample of size n= 40 is drawn from a population. The sample mean is...

simple random sample of size n= 40 is drawn from a population. The sample mean is found population mean. be x 120.6 and the sample standard deviation is found to be s 12.6. Construct a 99% confidence interval for the The lower bound is (Round to two decimal places as needed.)
A simple random sample of size n-23 is drawn from a population that is normally distributed....

A simple random sample of size n-23 is drawn from a population that is normally distributed. The sample mean is found to be x = 63 and the sample standard deviation is found to be s 18. Construct a 95% confidence interval about the population mean. The lower bound is The upper bound is (Round to two decimal places as needed.)

#25 A simple random sample of size n equals 40 is drawn from a population. The...

#25 A simple random sample of size n equals 40 is drawn from a population. The sample mean is found to be x overbar equals 121.3 and the sample standard deviation is found to be s equals 12.2. Construct a 99% confidence interval for the population mean. The lower bound is nothing. (Round to two decimal places as needed.) The upper bound is nothing. (Round to two decimal places as needed.)
9.3 A simple random sample of size n=24 is drawn from a population that is normally...

9.3 A simple random sample of size n=24 is drawn from a population that is normally distributed. The sample mean is found to be x = 68 and the sample standard deviation is found to be s = 13. Construct a 95% confidence interval about the population mean. The lower bound is The upper bound is (Round to two decimal places as needed.)
Please help! A simple random sample of size n=20 is drawn from a population that is...

Please help! A simple random sample of size n=20 is drawn from a population that is normally distributed. The sample mean is found to be x = 59 and the sample standard deviation is found to be S = 11. Construct a 95% confidence interval about the population mean. The lower bound is . The upper bound is . (Round to two decimal places as needed.)

A simple random sample of size n 40 is drawn from a population. The sample mean...

A simple random sample of size n 40 is drawn from a population. The sample mean is found to be x 120.1 and the sample standand deviation is found to be s 12.4 Construct a 99% conidence interval for the populaton mean The lower bound is (Round to two decimal places as needed) The upper bound is (Round to two decimel places as needed.)