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Statistics teacher Jason Molesky contacted Mars, Inc., to ask about the color distribution for Skittles candies. Here is an excerpt from the response he received:
Statistics teacher Jason Molesky contacted Mars, Inc., to ask about the color distribution for Skittles candies. Here is an excerpt from the response he received: "The original flavor blend for the Skittles Bite Size Candies is lemon, green apple, orange, strawberry and grape. They were chosen as a result of consumer preference tests we conducted. The flavor blend is 20 percent of each flavor." How large a 2 test statistic would you need to have significant evidence against the company's claim at the =0.05level? Using 5 degrees of freedom, we would need the 2 statistic to be greater than 11.07. Using 4 degrees of freedom, we would need the 2 statistic to be greater than 11.14. Using 4 degrees of freedom, we would need the 2 statistic to be greater than 13.28. Using 5 degrees of freedom, we would need the 2 statistic to be greater than 15.09. Using 4 degrees of freedom, we would need the 2 statistic to be greater than 9.49
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