Mathematics, 26.12.2019 20:31 jaymaxron512
Women have head circumferences that are normally distributed with a mean given by μ = 22.51 in., and a standard deviation given by σ = 0.9 in. a. if a hat company produces women's hats so that they fit head circumferences between 22.1 in. and 23.1 in., what is the probability that a randomly selected woman will be able to fit into one of these hats?
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Arianna is buying plants for her garden. she buys 15 flowering plants for $96. pink flowering plants sell for $8, and purple flowering plants sell for $5. how many pink flowering plants did arianna buy? i figured out the answer! the answer is 7. 8x +5y = 96 plug in 7 for x 8 (7) + 5y = 96 56 + 5y = 96 subtract 56 from both sides 5y/y = 40/5 y = 8 she bought 7 pink and 8 purple plants
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Women have head circumferences that are normally distributed with a mean given by μ = 22.51 in., and...
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