Mean squares and population variance

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Reference no: EM1398097

At Acme Records, research indicated that for each new CD the company solicits an "intent to purchase" score from the student, with ) being the lowest score ("no intent to purchase"? and 100 being the highest score. The manager finds the following information for 130 intent to purchase scores for a soon to be released CD.

Group Sample Size Sample Mean Sample Variance

1 26 68.3 104.2
2 26 65.4 71.1
3 26 65.6 87.9
4 26 58.3 79.6
5 26 68.1 116.7

Conduct a one-way independant-samples ANOVA test

Determine:

1 What is the value of the mean square for error (the "within groups" mean square that would be reported in the ANOVA test, and

2- What is the value of the mean square for treatments (the "between groups" mean sqaure) that would be reported in the ANOVA test?

Reference no: EM1398097

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