Question

In: Statistics and Probability

5. Use a=0.05 to test the following time series for positive autocorrelation. Period   Sales 1   4...

5. Use a=0.05 to test the following time series for positive autocorrelation.

Period   Sales
1   4
2   7
3   11
4   10
5   10
6   11
7   14
8   16
9   12
10   13
11   19
12   12
13   14
14   16
15   15

a. Determine the​ Durbin-Watson statistic. ​(Round to two decimal places as​ needed.)

b. Identify the critical values. dL=? dU=? ​(Round to two decimal places as​ needed.)

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