Question: Consider the following time series data. Week 1 2 3 4 5 6 Value 19 13 15 10 18 14 Using the naive method(most recent

Consider the following time series data.

Week 1 2 3 4 5 6

Value 19 13 15 10 18 14

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

(a)Mean absolute error.

If required, round to one decimal place. _________

(b) Mean squared error

If required, round to one decimal place._________

(c)Mean absolute percentage error

If required, round your intermediate calculations and final answer to two decimal places._________

(d) What is the forecast for week 7?

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