Answered: No sugar Small dose Large dose 3 3 3 4…

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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Part II. Complete the ANOVA table below using the study description. Answer the questions to determine if there is in fact a significant difference between the three groups.

A psychologist would like to examine the effects of sugar consumption on the activity level of preschool children. Three samples of children are selected with n = 5 in each sample. One group gets no sugar, one group gets a small dose, and the third group gets a large dose. The psychologist records the activity level for each child. The data from this experiment are presented below.

1. Compute η² , the percentage of variance accounted for by the treatment

No sugar
Small dose
Large dose
3
3
3
4
3
4
df
Source
Between Treatments
Within Treatments
Total
SS
MS
10
58

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