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Essential Statistics for the Behavioral Sciences. Second Edition Chapter 10, #22: A clinical psychologist noticed that...

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Essential Statistics for the Behavioral Sciences. Second EditionChapter 10, #22: A clinical psychologist noticed that the siblingsof his obese patients are often not overweight. He hypothesizedthat the normal-weight siblings consume fewer daily calories thanthe obese patients. To test this using a matched-pairs design, hecompared the daily caloric intake of obese patients to that of a\"matched\" normal-weight sibling. The calories consumed for eachsibling pair are given in the table. Normal-Weight Sibling: 1600,1800, 2100, 1800, 2400, 2800, 1900, 2300, 2000, and 2050.Overweight Sibling: 2000, 2400, 2000, 3000, 2400, 1900, 2600, 2450,2000, and 1950. [a] Test whether or not obese patients consumedsignificantly more calories than their normal-weight siblings at a0.05 level of significance. State the value of the test statisticand the decision to retain or reject the null hypothesis. [b]Compute effect size using omega-squared. [c] Did the resultssupport the researcher's hypothesis? Explain.

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a We have to test whether or not obese patients consumedsignificantly more calories than    See Answer
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