Problem Set 2.4:

Range, Variance, and Standard Deviation in SPSS

Criterion: Calculate measures of variability in SPSS from a group of raw scores.

Instructions:Completethe following steps:

a.Enter the data from Problem Set 2.2 into SPSS using the variable nameData.

b.In the Toolbar, clickAnalyze, selectDescriptive Statistics, and then selectDescriptives.

c.ClickDataand then clickArrowto send it over to the right side of the table. SelectOptions, check the boxes next toVarianceandRange, and clickContinue.

d.ClickOKand copy and paste the descriptive statistics table below.

e.Highlight the Range, Mean, and Standard Deviation.

f.Answer: Does your Mean equal the Mean calculated in problem set 2.2?

this was my answer below and my teacher said Thanks for your submission. To improve, be sure to enter the proper data into SPSS and follow all steps to get the desired output.

I am not sure what is wrong with my answer. The range mean and standard deviation are there as well as the answer to f so I'm guessing she's saying my numbers are wrong but I don't know why.

Statistics

VAR00009

N

Valid

25

Missing

0

Mode

2.00

Range

4.00

Minimum

1.00

Maximum

5.00

Statistics

Data

N

Valid

25

Missing

0

Mean

39.1200

Median

44.0000

Std. Deviation

22.27727

Range

72.00

Minimum

3.00

Maximum

75.00

The mean is not the same as in problem set 2.2