Family of a returning college student

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According to an NRF survey conducted by BIG research, 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 $380 on back-to-college electronics?

(c) They spend between $140 and $190 on back-to-college electronics?

Reference no: EM132523054

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