# Question

Consider the following time series data:

Using the naïve method (most recent value) as the forecast for the next week, compute the following measures of forecast accuracy:

a. Mean absolute error

b. Mean squared error

c. Mean absolute percentage error

d. What is the forecast for week 7?

Using the naïve method (most recent value) as the forecast for the next week, compute the following measures of forecast accuracy:

a. Mean absolute error

b. Mean squared error

c. Mean absolute percentage error

d. What is the forecast for week 7?

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