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_Week4Lab - Statistics Lab 4 Part 1 1 What is the...

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Statistics Lab 4 Part 1. 1. What is the probability of a cereal being high calorie? High Calorie = 53 Total = 84 53/84 = 0.630952381 63% 2. What is the probability of a cereal being high fiber? High Fiber = 22 Total = 84 22/84 = 0.261904762 26% 3. What is the probability of a cereal being high calorie and high fiber? High Fiber & High Calorie = 18 Total = 84 18/84 = 0.214285714 21% 4. What is the probability of a cereal being high calorie or high fiber? High Calorie = 53 High Fiber = 22 High Fiber & High Calorie = 18 Total = 84 53 + 22 – 18 / 84 = 0.678571429 67% 5. What is the probability of a cereal being high calorie given that it is high fiber? High Fiber & High Calorie = 18 High Fiber = 22 18 / 22 = 0.818181818 81% 6. What is the probability of a cereal being high calorie given that it is low fiber? High Fiber & Low Calorie = 4 High Fiber = 22 4 / 22 = 0.181818182 18% 7. Regarding Questions 5 and 6, how might you interpret this information as a consumer? The higher the cereal’s fiber type, the more calories the cereal would contain.
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8. Using the Simple Test of Independence, decide if the events high calorie and high fiber are independent or dependent. Show your work.
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