Three periods double moving average method

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Reference no: EM1316748

A company tracked the number of complaints it received during the first 6 months of last year, as shown in the following table:

Month

Complaints

Weights

January

36

0.1

February

45

0.1

March

81

0.3

April

90

0.3

May

95

0.1

June

92

0.1

What was the 3-month double moving average in July?

a. 72

b. 85

c. 89

d. 92

Reference no: EM1316748

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