Given a data set with 15 yearly observations,there are only seven nine-year moving averages.

Question

Quizplus · Accepted Answer

The first nine-year moving average is calculated using the first nine observations. The second nine-year moving average is calculated using the second through tenth observations. The third nine-year moving average is calculated using the third through eleventh observations, and so on. Therefore, there are only seven nine-year moving averages for a data set with 15 yearly observations.

Given a Data Set with 15 Yearly Observations,there Are Only