Question

# A sample of 65 observations is selected from one population with a population standard deviation of...

A sample of 65 observations is selected from one population with a population standard deviation of 0.78. The sample mean is 2.69. A sample of 54 observations is selected from a second population with a population standard deviation of 0.69. The sample mean is 2.57. Conduct the following test of hypothesis using the 0.1 significance level:

H0: μ1 – μ2≤ 0

H1: μ1 – μ2 > 0

a. Is this a one-tailed or a two-tailed test?

This is a ___ test.

b. State the decision rule. (Round the final answer to 2 decimal places.)

The decision rule is to reject H0 if z is ___ .

c. Compute the value of the test statistic. (Negative answer should be indicated by a minus sign. Round the final answer to 2 decimal places.)

The test statistic is z ___

d. What is your decision regarding H0?

H0 is ___ .

e. What is the p-value? (Round the final answer to 4 decimal places.)

The p-value is ___.

*** if you have any doubt regarding the problem ,please write it in the comment box...if satisfied,please UPVOTE.

#### Earn Coins

Coins can be redeemed for fabulous gifts.