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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
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.
