12.87 Dollars and pounds Annual income, in dollars, was the response variable in a regression analysis. For

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12.87 Dollars and pounds Annual income, in dollars, was the response variable in a regression analysis. For a British version of a written report about the analysis, all responses were converted to British pounds sterling

(£1 equaled $2.00 when this was done).

a. How, if at all, does the slope of the prediction equation change?

b. How, if at all, does the correlation change?

c. How, if at all, does the t statistic change for testing the effect of an explanatory variable?

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