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How many variables are in the data set

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Reference no: EM132144158

Question: Extra Credit Home Work

Please send me your Rscript before the class to be considered for the extra credit.

Instruction: there is a dataset uploaded on Canvas called Q2.data , it is an excel file. You should import it to your rstudio, and answer following questions:

1. How many variables are in the data set?

2. What is the mean and variance of each variable?

3. What is the correlation and covariance between variables?

4. Can you put each variable in a distribution plot?

5. Can you provide the scatterplot between the variables?

6. What is standard deviation and standard error of each variable?

7. Run a hypothesis testing checking if the average earning can be 60000?

Information related to above question is enclosed below:

Attachment:- Q2.data.rar

Reference no: EM132144158

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