Business, 29.11.2019 02:31, sherlinejules1

According to an nrf survey conducted by bigresearch, the average family spends about $237 on electronics (computers, cell phones, etc.) in back-to-college spending per student. suppose back-to-college family spending on electronics is normally distributed with a standard deviation of $54. if a family of a returning college student is randomly selected, what is the probability that: (a) they spend less than $150 on back-to-college electronics? (b) they spend more than $370 on back-to-college electronics? (c) they spend between $135 and $180 on back-to-college electronics?

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According to an nrf survey conducted by bigresearch, the average family spends about $237 on electro...