Question: Students taking an introductory statistics class reported spending an average of $205 on textbooks that semester with a standard deviation of $60. Use the Empirical

  1. Students taking an introductory statistics class reported spending an average of $205 on textbooks that semester with a standard deviation of $60. Use the Empirical Rule to answer part a-f. A rough sketch of the histogram looked like:

a. 68% of students spend between __145_____ and ____265___.

b. 95% of students spend between __85_____ and _325______.

c. 99.7% of students spend between _25______ and _385______.

d. 2.5% spent more than ?

e. What percent spend less than $265?

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