A developmental psychologist is examining the development of language shills fro

Question

A developmental psychologist is examining the development of language shills from age 2 to age 5. Four different groups of children are obtained, one group for each age, with n = 15 children in each age group. Each child is given language skills assessment test. The resulting data were analyzed with a one-way ANOVA to test for mean differences between age groups. The results of the ANOVA are presented in the following table. Fill in all missing values. Please show all calculations for each value. Each correct value is worth 7 points. Show all calculations in the space below.

Explanation / Answer

please find ANOVA table

SS df MS F between treatemtns 81 4-1=3 81/3=27 27/3=9 with in treatments 249-81=168 4*(15-1)=56 168/56=3 total 249 60-1=59

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