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 Food Toys 34 38 64 30 34 50 44 51 39 35 42 48 28 47 63 31 42 53 17 34 48 31 43 58 20 57 47   47 51   44 51   54     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.   Ho: Average attention spans for Clothes, Food and Toys adverts are the same H1: Average attention spans for Food, Clothes and Toys are different  (a) Complete the ANOVA table. Use 0.05 significance level.

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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 Food Toys
34 38 64
30 34 50
44 51 39
35 42 48
28 47 63
31 42 53
17 34 48
31 43 58
20 57 47
  47 51
  44 51
  54  
 

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.

 

Ho: Average attention spans for Clothes, Food and Toys adverts are the same

H1: Average attention spans for Food, Clothes and Toys are different

 (a) Complete the ANOVA table. Use 0.05 significance level.

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