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6. M&Ms. The candy company claims that 10% of theM&Ms it
Chapter 18, Problem 6(choose chapter or problem)
6. M&Ms. The candy company claims that 10% of theM&Ms it produces are green. Suppose that the candies arepackaged at random in small bags containing about 50M&Ms. Aclass of elementary school students learningabout percents opens several bags, counts the various colorsof the candies, and calculates the proportion that are green.a) If we plot a histogram showing the proportions ofgreen candies in the various bags, what shape wouldyou expect it to have?b) Can that histogram be approximated by a Normalmodel? Explain.c) Where should the center of the histogram be?d) What should the standard deviation of the proportionbe?
Questions & Answers
QUESTION:
6. M&Ms. The candy company claims that 10% of theM&Ms it produces are green. Suppose that the candies arepackaged at random in small bags containing about 50M&Ms. Aclass of elementary school students learningabout percents opens several bags, counts the various colorsof the candies, and calculates the proportion that are green.a) If we plot a histogram showing the proportions ofgreen candies in the various bags, what shape wouldyou expect it to have?b) Can that histogram be approximated by a Normalmodel? Explain.c) Where should the center of the histogram be?d) What should the standard deviation of the proportionbe?
ANSWER:Step 1 of 4
(a) It would be skewed to the left because it's expected peak will be around
