Consider the following time series: Period Sales Period Sales Period Sales 1 37 6 29 11 18
Question:
Consider the following time series:
Period Sales Period Sales Period Sales 1 37 6 29 11 18 2 30 7 24 12 16 3 22 8 17 13 21 4 28 9 22 14 17 5 25 10 24 15 15
a. Use PHStat and set a = 0.05 to test this time series for positive autocorrelation.
b. Verify your Durbin–Watson statistic using Excel.
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