STATS – SPSS assignment 1

| August 31, 2017

SPSS assignment 1

Open GSS-SPSS file.

Use “Dataà Select Cases “ command and select a 10% sample as guided in Handout 6. After you select the sample you will see the sign “Filter On” in the lower left corner of the SPSS screen.
Next, perform a descriptive analysis to obtain the mean and standard deviation (SD) of the variable age
Repeat the 10% sampling five more times and write the results in the following sampling distribution table. I do the first one and you do the next 5 samples
Remember: To take a new sample, you must cancel the previous selection by changing “random sample of cases” button to “All cases” button in the dialogue box and then launch a new sample.

Sampling distribution table

Samples

Sample size (N)

Mean of age

SD of age

1

145

49.26

18.29

2

3

4

5

6

Compute the means of the means of the above six samples and write it here: From the above table, select one sample (any) and compute the confidence interval C.I. at 95% level using the following formula.
C.I. = ,

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