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A researcher is interested in determining whether women show greater affection than men. Affection is measured...

A researcher is interested in determining whether women show greater affection than men. Affection is measured as a ratio variable- number of hugs given per year. There were 10 men (n1 = 10) in the study and 10 women in the study (n2 = 10). The mean number of hugs for men was 3.5 and the mean number of hugs for women was 5.0. The SS1 for men was 16.5 and the SS2 for women was 28.5. Assume an alpha of .05.

--Which statistical test should you conduct?

a. one-way independent ANOVA

b. independent two-samples t-test

d. simple linear regression

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

a. one-tailed

b. two-tailed

--State the null hypothesis for this study in notation form:

--State the alternative hypothesis for this study in notation form:

--State the null hypothesis for this study in words:

--State the alternative hypothesis for this study in words:

Math   Statistics-And-Probability   
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Homework Answers

Answer #1

Which statistical test should you conduct?

Answer: b. independent two-samples t-test

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

Answer: a. one-tailed

-State the null hypothesis for this study in notation form:

Null Hypothesis

--State the null hypothesis for this study in words:

There is no difference between women and men to show their affection. In other words, there is no difference in the average number of hugs for women and the average number of hugs for men.

--State the alternative hypothesis for this study in notation form:

Alternative Hypothesis

--State the alternative hypothesis for this study in words:

The women show greater affection than men.

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