t average costs of grocery items purchased at three different supermarkets, A, B

Question

t average costs of grocery items purchased at three different supermarkets, A, B, and C. Prices (in dollars) were grocery items at each of the three supermarkets. In A local each item on the same day at each supermarket.The results of the ANOVA test are summarized in the following table. What is the value of the tept statistic for EE Click the icon to view the ANOVA table. wants to compare the for a sample of 60 randomly selected were recorded for whether the three supermarkets have the same average prices? O A. 1.3206 OB. 39.23 O C. 0.0001 O D. 108.54 ANOVA table F Value Pr> F Supermkt litem 2 2.6412678 1.3206399 39.23 0.0001 df 59 215.5949311 3.6541514 108.54 0.0001 118 3.9725322 0.0336655 Print Done Click to select your answer. 7

Explanation / Answer

Note: To use the F-test to determine whether group means are equal.

Therefore the value of test statistic for determining whether the three supermarkets have the same average prices is F = 39.23

Answer: B) 39.23

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