Statistics SAS

Statistics SAS

Use any reference to find meaningful data of a problem of interest to you and check whether or not the data you choose is normal.

1- Find the mean, variance and the standard deviation

2-Plot your data

3- Use the three ways of testing for normality ( graph, stem and leaf, Ratio.)

3- Explain why it is important to check for normality.

4- Why did you choose this particular example and how would the statistical analysis help you with decisions pertaining to your problem you need to take?

NOTE: You should submit your SAS extension file of your calculation and your a well written word and pdf documents answering all the questions above.