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For the coupon comparison, the ANOVA output from Excel is shown below. At the 0.01 significance level, what is the conclusion and why? SUMMARY Groups
For the coupon comparison, the ANOVA output from Excel is shown below. At the 0.01 significance level, what is the conclusion and why? SUMMARY Groups Count Sum Average Variance Coupon A 18 1088.875 60.493 43.259 Coupon B 22 1301.354 59.152 87.879 Coupon C 22 1162.057 52.821 66.566 Coupon D 19 992.141 52.218 78.262 Control 19 1007.861 53.045 59.867 ANOVA Source of Variation SS df MS F P-value F crit Between Groups 1219.256 4 304.814 4.479 0.002 2.467 Within Groups 6465.074 95 68.053 Total 7684.330 99 Question 5 options: Do not reject the null hypothesis, because the P-value is greater than the significance level. Do not reject the null hypothesis, because the F test statistic is greater the the F critical value. Reject the null hypothesis, because the F test statistic is greater than the P-value. Reject the null hypothesis, because the P-value is less than the significance level
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