Two different tests are designed to measure employee productivity and dexterity. Several employees are randomly selected and tested with these results.
Productivity: 25, 27, 21, 35, 36 Dexterity: 49, 36, 52, 45, 65
a) Find the Linear Correlation Coefficient  b) find the coefficient of determination and explain the meaning of your finding.  c) find the equation of the regression line. Round off the final values to three significant digits, if necessary.
d) What is the best predicted value of dexterity for a person whose productivity test result is 30?
e) explain your findings from the item (d)

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