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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.
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 |
27 | 44 | 61 |
22 | 49 | 64 |
46 | 37 | 57 |
35 | 56 | 48 |
28 | 47 | 63 |
31 | 42 | 53 |
17 | 34 | 48 |
31 | 43 | 58 |
20 | 57 | 47 |
47 | 51 | |
44 | 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, andFcrit to 2 decimal places. Leave no cells blank be certain to enter "0" wherever required. Round the df values to nearest whole number.)
JUST NEED F crit in first column. Everything else is correct.
source of variation | SS | df | MS | F | p-value | F crit |
treatment | 3,447.1 | 2 | 1,723.5 | 32.15 | 0.00 | ? |
error | 1,554.4 | 29 | 53.6 | |||
total | 5,001.5 | 31 |
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