Find the least squares regression line with experience

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Reference no: EM131685971

Question: The following data give the experience (in years) and monthly salaries (in hundreds of dollars) of nine randomly selected secretaries.

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a. Find the least squares regression line with experience as an independent variable and monthly salary as a dependent variable.

b. Construct a 98% confidence interval for B.

c. Test at the 2.5% significance level whether B is greater than zero.

Reference no: EM131685971

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