An experimenter examining decision making ability asked 10 children to solve as many problems as they could in 10 minutes. One group was told that was a test of their innate problem-solving ability a second group was told that this was just a time filling task. a. Does the mean Number of problem solved difference between the two groups? Perform the correct hypothesis test with a= .05 using the five steps. Use the critical value not The possibility value to determining significance. b. how large is the treatment affect? Answer those using percentage of variance and provide a brief explanation of the number obtained from this method. Only choose one method to compute innate: 4,5,8,3,7 time filling: 11,6,9,7,9

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