Health professionals conducted a research study to examine whether people consumed more calories at a fast-food restaurant when the method of payment for their food differed. They hypothesized that people would order more food when they paid with a credit card or a gift certificate compared to cash. Test the null hypothesis that the number of calories consumed does not differ by method of payment. Write a concluding statement. Cash Credit Gift Certificate 1200 1350 1400 1050 1125 1250 700 1050 1000 1450 1680 1950 1365 1380 1400

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