# Statistics

**CRIH03**

Students at a major university are complaining of a serious housing crunch. Many of the university's students, they complain, have to commute too far to school because there is not enough housing near campus. The university officials respond with the following information: the mean distance commuted to school by students is miles, and the standard deviation of the distance commuted is miles.

Assuming that the university officials' information is correct, complete the following statements about the distribution of commute distances for students at this university.

(a) According to Chebyshev's theorem, at least _____ of the commute distances lie between 9.9 miles and 25.5 miles.

(b) According to Chebyshev's theorem, at least _____ of the commute distances lie between 7.95 miles and 27.45 miles.

(c) Suppose that the distribution is bell-shaped. According to the empirical rule, approximately_____ of the commute distances lie between 9.9 miles and 25.5 miles.

(d) Suppose that the distribution is bell-shaped. According to the empirical rule, approximately 99.7% of the commute distances lie between ___miles and ____

- 6 years ago
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### Introduction to Statistics MAT 300 SPRING 2014 Assignment 3

NOT RATEDChebyshev's theorem and the empirical rule

Students at a major university are complaining of a serious housing crunch. Many of the university's students, they complain, have to commute too far to …6 years ago

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