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A study of the effect of television commercials on 12-year-old children measured their attention span, In seconds. The commerclals were for clothes, food, and toys. clothes 25 30 Food Toys 48 24 35 61 35 42 24 40 22 42 22 33 23 27 36 $1 55 15 32 34 20 25 64 53 36 42 57 33 18 30 a. Complete the ANOVA table. Use 0.02 significance level. (Round the SS and MS values to 1 decimal place and Fvalue to 2 decimal places. Round the DF values to nearest whole number. Round pvalue to 3 decimal places.) Source HS p-Value Factor Error Total b. Find the values of mean and standard deviation. (Round the mean and standard deviation values to 3 decimal places.) Level Mean SEDev Clothes Food Toys C. Is there a difference in the mean attention span of the chiidren for the various commercials? The hypothesis of identical means can definitely be (Click to select) V There is (Click to select) V in the mean attention span.

A study of the effect of television commercials on 12-year-old children measured their attention span, In seconds. The commerclals were for clothes, food, and toys. clothes 25 30 Food Toys 48 24 35 61 35 42 24 40 22 42 22 33 23 27 36 $1 55 15 32 34 20 25 64 53 36 42 57 33 18 30 a. Complete the ANOVA table. Use 0.02 significance level. (Round the SS and MS values to 1 decimal place and Fvalue to 2 decimal places. Round the DF values to nearest whole number. Round pvalue to 3 decimal places.) Source HS p-Value Factor Error Total b. Find the values of mean and standard deviation. (Round the mean and standard deviation values to 3 decimal places.) Level Mean SEDev Clothes Food Toys C. Is there a difference in the mean attention span of the chiidren for the various commercials? The hypothesis of identical means can definitely be (Click to select) V There is (Click to select) V in the mean attention span.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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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 25 30 22 42 22 33 23 27 Food 24 40 36 51 Toys 48 24 35 61 35 42 55 15 32 34 20 25 64 53 42 57 33 36 18 30 a. Complete the ANOVA table. Use 0.02 significance level. (Round the SS and MS values to 1 decimal place and Fvalue to 2 decimal places. Round the DF values to nearest whole number. Round pvalue to 3 decimal places.) Source SS HS p-Value Factor Error Total b. Find the values of mean and standard deviation. (Round the mean and standard devlation values to 3 decimal places.) Level Hean stDev Clothes Food Toys C. Is there a difference in the mean attention span of the chiidren for the various commerciais? The hypothesis of identical means can definitely be (Click to select) V There is [(Click to select) V in the mean attention span. d. Are there significant differences between pairs of means? (Click to select)
Transcribed Image Text: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 25 30 22 42 22 33 23 27 Food 24 40 36 51 Toys 48 24 35 61 35 42 55 15 32 34 20 25 64 53 42 57 33 36 18 30 a. Complete the ANOVA table. Use 0.02 significance level. (Round the SS and MS values to 1 decimal place and Fvalue to 2 decimal places. Round the DF values to nearest whole number. Round pvalue to 3 decimal places.) Source SS HS p-Value Factor Error Total b. Find the values of mean and standard deviation. (Round the mean and standard devlation values to 3 decimal places.) Level Hean stDev Clothes Food Toys C. Is there a difference in the mean attention span of the chiidren for the various commerciais? The hypothesis of identical means can definitely be (Click to select) V There is [(Click to select) V in the mean attention span. d. Are there significant differences between pairs of means? (Click to select)
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