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nsdq007 nsdq007
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A year ago
The descriptive statistics for the age differences (husband age – wife age) from a sample of 100 married couples are shown here.



Based on these statistics, do the data appear to be normally distributed?



Yes, because the mean and the median are roughly the same.



Yes, because the value of IQR/sis roughly 1.3.



No, because the value of IQR/sis less than 1.3.



No, because the mean and the median are the same.

Textbook 
Introductory Statistics: A Problem-Solving Approach

Introductory Statistics: A Problem-Solving Approach


Edition: 3rd
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joshamjosham
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