# Question: The following TI 84 Plus calculator display presents the results of

The following TI-84 Plus calculator display presents the results of a hypothesis test for the mean difference between matched pairs.

a. Is this a left-tailed test, a right-tailed test, or a two-tailed test?

b. How many degrees of freedom are there?

c. What is the P-value?

d. Can you reject Ho at the a = 0.05 level?

a. Is this a left-tailed test, a right-tailed test, or a two-tailed test?

b. How many degrees of freedom are there?

c. What is the P-value?

d. Can you reject Ho at the a = 0.05 level?

**View Solution:**## Answer to relevant Questions

The following output from MINITAB presents a confidence interval for the mean difference between matched pairs. a. Is this a left-tailed test, a right-tailed test or a two-tailed test? b. How many degrees of freedom are ...The General Social Survey reported in 2012 that in a sample of 68 men aged 18-25, the mean number of hours of television watched per day was 2.76 with a standard deviation of 2.21. In a sample of 72 women aged 18-25, the ...For each of the five factors, test the null hypothesis that the population proportions are equal against the alternate hypothesis that they are not equal. Find the P-value for each test. Expected frequencies: Compute the expected frequencies. A hypothetical sample of 200 families, each with four children, was selected, and the number of boys was recorded for each. The results are presented in the following ...Explain what the expected frequencies represent in a test of independence.Post your question