Open the AutoOnline data set in SPSS and conduct an independent samples t-test using the group gender

INSTRUCTIONS TO CANDIDATES

ANSWER ALL QUESTIONS

CASE ASSIGNMENT:

Refer to Auto Online Web Site Usage Survey

Answer the following questions

1. Open the AutoOnline data set in SPSS and conduct an independent samples t-test using the group “gender” [code the range on "gender" as 1 and 2] and testing differences in their responses to the variable “positive (experience)” (I had positive experience using the website.)

Referring slide #30 and #31 in Ch. 13 to run an independent sample t-test

Print and interpret the results in the following steps.

A. Examine the Levine’s test for equality of variance (10 SPSS points).

a. State the null (Ho) and alternate (Ha) hypotheses for Levine’s test.

b. Using the Levine’s test results, circle the significance for the test or clearly state the significance level (p-value) for that hypothesis, and make decision on either rejecting or accepting the Ho.

c. Conclusion

B. Examine the means t-test for equality of means (10 SPSS points).

a. State the null (Ho) and alternate (Ha) hypotheses for the comparison of means t-test.

b. Using the means t-test results, circle the significance for the test or clearly state the significance level (p-value) for that hypothesis, and make decision on either rejecting or accepting the Ho.

c. Conclusion

Attachments:

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