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A study of the effect of television commercials on 12-year-old children measured their attention span, in seconds. The commercials were for clothes, food, and toys.

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A study of the effect of television commercials on 12-year-old children measured their attention span, in seconds. The commercials were for clothes, food, and toys. clothes 32 26 37 35 28 31 17 31 20 NWPWNW WNW OPPO VON Food 48 24 33 58 47 42 34 43 57 47 44 Toys 52 55 38 59 63 53 48 58 47 51 51 54 b. Complete the ANOVA table. Use 0.05 significance level. (Round the SS and MS values to 1 decimal place, Fvalue, p-value, and F crit to 2 decimal places. Leave no cells blank - be certain to enter "0" wherever required. Round the df values to nearest whole number.) SS df MS F Fcrit Source of Variation Treatment p-value 0.00 2 10.92 3.3277 2.046.9 2,718.8 4,765.7 1,023.4 93.8 Error Total 29 31 c. What is the test statistic? (Round your answer to 4 decimal places.) The test statistic is d. What is the p-value? (Round your answer to 4 decimal places.) P-value g. Compute the 95% confidence intervals that estimate the difference between each pair of means. (Negative amount should be indicated by a minus sign. Round your answers to 2 decimal places.) (Smaller Mean - Larger Mean) (Larger Mean - Smaller Mean) to to The interval for the difference between Clothes and Food is from The interval for the difference between Clothes and Toys is from The interval for the difference between Food and Toys is from to to to to

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