Anxiety Dataset Analysis

Respondent Gender and Age Distribution

Based on the anxiety dataset, complete the following.

1.How many respondents participated in the study (N)? ___________________

2.What percentage of the respondents were male? ________________

3.What percentage of the respondents were female? ________________

4.How many respondents were in the control group? ______________

5.How many respondents were in the treatment group? ______________

6.What is the Mean for the variable age? _____________

7.What is the Range and SD for the variable age? ________________

8.What is the Mean for the pretest variable? __________________

9.What are the levels of measurement for each of your variables:

a.VAR1 __________________  LOM _____________________

b.VAR2 __________________  LOM _____________________

c.VAR3 __________________  LOM _____________________

d.VAR4 __________________  LOM _____________________

e.VAR5 __________________  LOM _____________________

10.In SPSS Go To Analyze > Compare Means > One Sample T Test

11.Enter the variable pretest in the variable box and enter __________ in the test value.

12.The test value is the estimated mean for your population.  Search on line for the national average for anxiety and enter the national average in the test value box.  If you can locate anxiety averages by US State / County /City that would be great.  List your source below:

13.Click on the Options button and enter 95% in the Confidence Interval Percentage Box and check the Exclude cases analysis by analysis.

14.You will generate 2 output boxes.  Use the 2 boxes to complete the statement below:

Mean anxiety score (Mean ______ ± SD_________) was lower / higher ______________ than the population 'normal' normal score of Test value __________________.

15.What is the Mean for the protest variable? __________________

16.In SPSS Go To Analyze > Compare Means > One Sample T Test

17.Enter the variable protest in the variable box and enter __________ in the test value.

18.The test value is the estimated mean for your population.  Search on line for the national average for anxiety and enter the national average in the test value box.  If you can locate anxiety averages by US State / County /City that would be great.  List your source below:

19.Click on the Options button and enter 95% in the Confidence Interval Percentage Box and check the Exclude cases analysis by analysis.

20.You will generate 2 output boxes.  Use the 2 boxes to complete the statement below:

Mean anxiety score (Mean ______ ± SD_________) was lower / higher ______________ than the population normal score of Test value __________________.

21.Use the Compare Means function in SPSS to answer the following.

22.What is the mean for each group (Control / Treatment) for pretest and posttest?

Control Pretest ______________ Control Posttest __________

Treatment Pretest _____________ Treatment Posttest ____________

23.What is the mean for each gender (Female / Male) for pretest and posttest?

Male Pretest ______________ Male Posttest __________

Female Pretest _____________ Female Posttest ____________

24.What age group showed the highest mean for the following? (N) _________

Age Pretest _________________ Age Posttest _______________

25.Your hypothesis was that “treatment will reduce anxiety”.  Based on your hypothesis would you:

a.Accept your hypothesis H1 and reject the null hypothesis H0

b.Accept your null hypothesis H0 and reject the alternative hypothesis Ha

c.Reject both the alternative Ha and null hypothesis H0

d.Accept both the alternative Ha and the null hypothesis H0

26.Based on your results, does treatment reduce anxiety? ________________