Along with:

b) The mean squared error (MSE) when using simple linear regression = __ Drives (Round your response to one decimal place).

c) The mean absolute percentage error (MAPE) when using simple linear regression = __% (Round your response to one decimal place).

The number of internal disk drives (in millions) made at a plant in Taiwan during the past 5 years follows: a) Using simple linear regression, the forecast for the number of disk drives to be made next year = disk drives (round your response to one decimal place)