# Analysis of Data Sets

**Tutor description**

1)For each the following variables from the Salary Data Set 2. You are the manager of a high-end ladies fashion store. 3. Using the Salary Data Set what is the probability of randomly selecting one individual (male or female) with a current annual salary of over $40,000? 4. The time required to complete a project is normally distributed with a mean of 77 weeks and a standard deviation of 4 weeks 5. In a state lottery participants select 8 numbers between 1 and 49. 6. From the Salary Data Set and assuming that the salary data is a random sample 7. From the Salary Data Set determine the correlation coefficient between the variables. 8. Explain why rejecting the null hypothesis does not make the alternative hypothesis true.

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