QUESTION 10 You hypothesize that people in stats classes are happier than people in all other classes. You compare happiness scores in three of your classes: Statistics, Developmental Psychology, and Social Psychology. In Statistics there are 15 students and the mean happiness rating is 23.1 with a standard deviation of 9.78. In Developmental Psychology there are 15 students and the mean happiness rating is 24.4 with a standard deviation of 2.92. In Social Psychology there are 15 students with a mean rating of 17.7 and standard deviation of 8.46. The sum of squares between groups is equal to 384. The sum of squares within groups is equal to 2461. What is the Mean of Squares within samples? Round to the nearest hundredths place (two decimal places).

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QUESTION 10
You hypothesize that people in stats classes are happier than people in all other classes. You compare happiness scores in three of
your classes: Statistics, Developmental Psychology, and Social Psychology. In Statistics there are 15 students and the mean happiness
rating is 23.1 with a standard deviation of 9.78. In Developmental Psychology there are 15 students and the mean happiness rating is
24.4 with a standard deviation of 2.92. In Social Psychology there are 15 students with a mean rating of 17.7 and standard deviation of
8.46. The sum of squares between groups is equal to 384. The sum of squares within groups is equal to 2461.
What is the Mean of Squares within samples? Round to the nearest hundredths place (two decimal places).
Transcribed Image Text:QUESTION 10 You hypothesize that people in stats classes are happier than people in all other classes. You compare happiness scores in three of your classes: Statistics, Developmental Psychology, and Social Psychology. In Statistics there are 15 students and the mean happiness rating is 23.1 with a standard deviation of 9.78. In Developmental Psychology there are 15 students and the mean happiness rating is 24.4 with a standard deviation of 2.92. In Social Psychology there are 15 students with a mean rating of 17.7 and standard deviation of 8.46. The sum of squares between groups is equal to 384. The sum of squares within groups is equal to 2461. What is the Mean of Squares within samples? Round to the nearest hundredths place (two decimal places).
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