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kanudinho kanudinho
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8 months ago
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: 2nd
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halynahalyna
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8 months ago
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More questions for this book are available here
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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8 months ago
This helped my grade so much Perfect
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You make an excellent tutor!
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