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The manager of a store believes that experience is the most ho factor in determining the level of success of a salesperson. To examine this belief, he records last month's sales and the years of experience of 10 randomly selected salesperson. Data are listed as follows:
REQUIRED:a) Assuming a linear relationship between sales and years of experience f a salesperson, asc the least-squares method to find the regression coefficients. b0 and b1.
b) Interpret the regression coefficients. b0 and b1.
c) Predict sales if a salesperson with 10 years of experience.
Explain the independent variable, covariate, and levels (groups) of eah. Also, explain the dependent variable and its associated measurement scale and expected outcome.
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Which of the following statements is consistent with the scatterplot
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