Question: a. Let a and b be constants and let yi = axi + b for i = 1, 2, . . . , n. What

a. Let a and b be constants and let yi = axi + b for i = 1, 2, . . . , n. What are the relationships between and and between sx2 and sy2?
b. A sample of temperatures for initiating a certain chemical reaction yielded a sample average (°C) of 87.3 and a sample standard deviation of 1.04. What are the sample average and standard deviation measured in °F? [F = 9/5C + 32.]

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