A study of fast-food nutrition compared the caloric content ofFrench Fries. Thirty-eight randomly selected servings of BurgerKing
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Question:
A study of fast-food nutrition compared the caloric content ofFrench Fries. Thirty-eight randomly selected servings of BurgerKing medium fries had a mean of 360 calories and a standarddeviation of 50 calories, and 35 randomly selected servings ofMcdonalds medium french fries has a mean of 380 calories and astandard deviation of 45 calories. ? = 0.10, can you support theclaim that the caloric contents of the two types of french friesare different?
a.) indentify the claim and state the hypothesis (null andalternate)
b.) find the critical value
c.) Find the standardized test statistic, z
d.) decide whether to reject or fail to reject the null
Related Book For
Statistics For Business And Economics
ISBN: 9780132745659
8th Edition
Authors: Paul Newbold, William Carlson, Betty Thorne
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