The department of commerce for a country released the data below for the quarter

Question

The department of commerce for a country released the data below for the quarterly retail e- through d Is there a linear trend in the given data? A. No, because the p-value is greater than the level of significance. B. Yes, because the p-value is less than the level of significance. C. Yes, because the p-value is greater than the level of significance. D. No, because the p-value is less than the level of significance. Provide forecasts for the e-commerce retail sales for the next four quarters. Enter your answer in the edit fields and then click Check Answer.

Explanation / Answer

using minitab we get

Fitted Line: time-querter versus sales

Regression Analysis: sales versus time-querter

The regression equation is
sales = 1606 + 529.1 time-querter

S = 212.439 R-Sq = 97.7% R-Sq(adj) = 97.4%

Analysis of Variance

Source DF SS MS F P
Regression 1 11759671 11759671 260.57 0.000
Error 6 270781 45130
Total 7 12030452

sales = 1606 + 529.1 time-querter

next 4

6368

6897

7426

7955

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