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(Solved): Conduct an Independent Samples T Test (a test of mean differences) using EDUC as the dependent varia ...



Conduct an Independent Samples T Test (a test of mean differences) using EDUC as the dependent variable (test variable) and SEX as the grouping variable. Define groups so that Group 1 = 1 and Group 2 = 2 (1 = males 2 = females). Set the alpha level at .05.

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a. State the null and research hypotheses:

H0:

H1:

b. Is the F statistic for Levene’s test significant?

c. What is the alpha level for the t-test?

d. Obtained t-value:

e. Significance level for the t-test:

f. Decision rule:

If the significance level of the obtained t statistic is greater than 0.05 (alpha level), we fail to reject the null hypothesis.

If the significance level of the obtained t statistic is equal to or less than 0.05 (alpha level), we reject the null hypothesis.

g. Decision: Since the significance level of the obtained t statistic is ____ and it is ____ (less or greater) than 0.05 (alpha level), we _______________ (fail to reject or reject) the null hypothesis.

h.Interpretation/conclusion:

Groun Statistics


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a)
Claim: The population means of males and females are different
null and alternative hypotheses:
  
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