Question: A regression was performed using data on 16 randomly selected

A regression was performed using data on 16 randomly selected charities. The variables were Y = expenses (millions of dollars) and X = revenue (millions of dollars).
(a) Write the fitted regression equation.
(b) Construct a 95 percent confidence interval for the slope.
(c) Perform a right-tailed t test for zero slope at α = .05. State the hypotheses clearly.
(d) Use Excel to find the p-value for the t statistic for the slope.

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  • CreatedAugust 19, 2015
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