Determine Mean, Median, and Mode
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Chapter 6: 6.21
"You think that your university bookstore is overcharging students. In researching this, you find the following data on the amount of money students spend on textbooks at other schools."
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(a) Estimate the mean amount spent on textbooks in one semester:
Mid-point Frequency Amount Spent
225 100 22500
275 250 68750
325 75 24375
375 25 9375
Mean: ...
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