Download the data set lactation.sav and use SPSS to complete the following calcu

Question

Download the data set lactation.sav and use SPSS to complete the following calculations.

1) Produce a side-by-side boxplot for the percentage of bone loss in the breast feeding group vs. the control group.

2) Produce a side-by-side histogram for the percentage of bone loss in the breast feeding group vs. the control group. (Hint: You need to search for SPSS functions not covered in the lecture to produce the histograms side-by-side.)

3) Test if the mean percentage of bone loss in the two groups are the same using the right version of the t test based on the SPSS output.

4) Calculate a 95% confidence interval for the mean difference in the percentage of bone loss between the two groups.

Explanation / Answer

http://www.wikiupload.com/T4ZBZ3QX83PTE7Y

downoad file there.

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