A study of the effect of television commercials on 12-year-old children measured their attention span, in seconds. The c
Posted: Mon Jul 11, 2022 11:39 am
A study of the effect of television commercials on 12-year-oldchildren measured their attention span, in seconds. The commercialswere for clothes, food, and toys.
b. Complete the ANOVA table. Use 0.05 significance level. (Round the SS and MS values to 1 decimal place, F value, 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.) Source of Variation Treatment Error Total SS 2,436.1 1,624.9 4,061.0 df 2 29 31 Answer is complete and correct. MS 1,218.0 56.0 F 21.74 p-value 0.00 F crit 3.3277
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.) 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 (Smaller Mean - Larger Mean) to ☎ to to (Larger Mean - Smaller Mean) to to to
b. Complete the ANOVA table. Use 0.05 significance level. (Round the SS and MS values to 1 decimal place, F value, 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.) Source of Variation Treatment Error Total SS 2,436.1 1,624.9 4,061.0 df 2 29 31 Answer is complete and correct. MS 1,218.0 56.0 F 21.74 p-value 0.00 F crit 3.3277
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.) 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 (Smaller Mean - Larger Mean) to ☎ to to (Larger Mean - Smaller Mean) to to to