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A study of the effect oftelevision commercials on 12yearold children measured their attention span in seconds. The commercials were for clothes, food. and toys. Clothes
A study of the effect oftelevision commercials on 12yearold children measured their attention span in seconds. The commercials were for clothes, food. and toys. Clothes Food Toys 22 19 59 2E} 33 53 48 38 42 35 51 55 28 17 63 31 42 53 17 34 48 31 43 58 26 57 47 47 51 44 51 54 [ 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.) X Answer is complete but not entirely correct. (Smaller Mean - Larger Mean) (Larger Mean - Smaller Mean) The interval for the difference between Clothes and Food is from (25.20) X to (8.63) X 8.63 X to 25.20 X The interval for the difference between Clothes and Toys is from (32.36) x to (15.46) X 15.46 X to 32.36 X The interval for the difference between Food and Toys is from (14.84) x to 0.85 X (0.85) x to 14.84 X
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