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The amount of money college students spend each semester on textbooks is normally distributed with a mean of $195 and a standard deviation of $20. Suppose you randomly select 100 college students from this population. There would be a 68% chance that the mean (x) amount spent on textbooks would be between:

a. $191 and $199.

b. $193 and $197.

c. $175 and $215.

d. $155 and $235.

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M91007396

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