# Question

The data of Exercise13. 25, in which x = milk temperature and y = milk pH, yield

a. Obtain a 95% confidence interval for a 1 b(40), the mean milk pH when the milk temperature is 408C.

b. Calculate a 99% confidence interval for the mean milk pH when the milk temperature is 358C.

c. Would you recommend using the data to calculate a 95% confidence interval for the mean pH when the temperature is 908C? Why or why not?

a. Obtain a 95% confidence interval for a 1 b(40), the mean milk pH when the milk temperature is 408C.

b. Calculate a 99% confidence interval for the mean milk pH when the milk temperature is 358C.

c. Would you recommend using the data to calculate a 95% confidence interval for the mean pH when the temperature is 908C? Why or why not?

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