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The following data represent the number of complaints per month that customer service received at a ...
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The following data represent the number of complaints per month that customer service received at a ...
The following data represent the number of complaints per month that customer service received at a large retailer over the last 15 months.
Which one of the following statements is true for the hypothesis test for positive autocorrelation using
α
= 0.05?
▸ Because the Durbin-Watson statistic is less than the lower critical value, we fail to reject the null hypothesis and conclude that positive autocorrelation is present in the time series.
▸ Because the Durbin-Watson statistic is less than the lower critical value, we reject the null hypothesis and conclude that positive autocorrelation is not present in the time series.
▸ Because the Durbin-Watson statistic is greater than the upper critical value, we fail to reject the null hypothesis and conclude that no positive autocorrelation is present in the time series.
▸ Because the Durbin-Watson statistic is greater than the lower critical value, we reject the null hypothesis and conclude that positive autocorrelation is present in the time series.
Textbook
Business Statistics
Edition:
2
^{nd}
Author:
Donnelly
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Because the Durbin-Watson statistic is greater than the upper critical value, we fail to reject the null hypothesis and conclude that no positive autocorrelation is present in the time series.
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