I\'ve done this by hand and using Excel but I cannot get the correct answer. Wha

Question

I've done this by hand and using Excel but I cannot get the correct answer. What am i doing wrong? I only have one attempt left, Please help me!!

A child psychologist treats four children who are afraid of snakes with a behavioral modification procedure called systematic desensitization. In this procedure, children were slowly introduced to a snake over four treatment sessions. Children rated how fearful they are of the snake before the first session (baseline) and following each treatment session. Higher ratings indicated greater fear. The hypothetical data are listed in the table Sessions Baseline 7 7 6 7 2 1 7 5 4 3 6 6 4 4 6 77 3 7 5 43 3 4 (a) Complete the F-table. (Round your value for F to two decimal places.) Source of Variation Between groups Between persons Within groups (error) 856 Total df MS Fobt 23.70X 2.68 8.56 10 34.93 X

Explanation / Answer

I used excel and got these values.

Please do not round off while entering values.

ANOVA Source of Variation SS df MS F Between groups 2.6875 3 0.895833333 0.94 Between persons 23.6875 3 7.895833333 Within groups (error) 8.5625 9 0.951388889 Total 34.9375 15

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