Researchers are testing whether a new treatment significantly changes the happiness of a group as compared to a control treatment. The researchers measure the happiness of both groups after a month of receiving treatment. Control Treatment: 3, 4, 4, 6, 6, 7 New Treatment: 5, 6, 7, 7, 8, 9 Does the new treatment significantly changes the happiness as compared to the control treatment? Assume alpha = .01.

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