# Question

In 2011, the mean rate of violent crime (per 100,000 people) for the 24 states west of the Mississippi River was 406. The standard deviation was 177. Assume that the distribution of violent crime rates is approximately unimodal and symmetric. See page 134 for guidance.

a. Between what two values would you expect to find about 95% of the rates?

b. Between what two values would you expect to find about 68% of the violent crime rates?

c. If a western state had a violent crime rate of 584 crimes per 100,000 people, would you consider this unusual? Explain.

d. If a western state had a violent crime rate of 30 crimes per 100,000 people, would you consider this unusual? Explain.

a. Between what two values would you expect to find about 95% of the rates?

b. Between what two values would you expect to find about 68% of the violent crime rates?

c. If a western state had a violent crime rate of 584 crimes per 100,000 people, would you consider this unusual? Explain.

d. If a western state had a violent crime rate of 30 crimes per 100,000 people, would you consider this unusual? Explain.

## Answer to relevant Questions

In 2011, the mean rate of violent crime (per 100,000 people) for the 10 northeastern states was 314, and the standard deviation was 118. Assume the distribution of violent crime rates is approximately unimodal and ...Wechsler IQ tests have a mean of 100 and a standard deviation of 15. Which is more unusual, an IQ of 115 or an IQ of 80? The ten top-grossing Pixar animated movies for the U.S. box office up to June 2013 are shown in the table on the next page, in millions of dollars. a. Sort the gross income from smallest (on the left) to largest, and write ...The graphs show the circumferences of heads for a group of men and a group of women. a. If you were describing the men's heads in terms of shape, center, and spread, without comparing them to the women's heads, would you use ...According to Forbes.com, the numbers of billionaires in the five states in the Northeast with the most billionaires are given in the table. New York ......... 67 Connecticut ......... 11 Pennsylvania ........ ...Post your question

0