Use this information for questions 1, 2, and 3: The monthly salary for an employee, Y, is linearly related to the employ

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Use this information for questions 1, 2, and 3: The monthly
salary for an employee, Y, is linearly related to the employee's
years of experience, X. The mean monthly salary is $5000, with a
standard deviation of $800; the mean experience is 5 years with a
standard deviation of 2 years; the correlation coefficient is bold
7 over bold 8.
1.What is the predicted monthly salary for an employee with no
experience?
2.What effect does each year of experience have on monthly
salary?
3.Approximately what percentage of variability in monthly income
cannot be explained by variability in experience?