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The Chicago police department was asked by the mayor's office to estimate the cost of crime to citizens of Chicago. The police began their study with the crime of burglary. relying on a random sample of 500 files. They found that the average dollar loss in a burglary was $678, with a standard deviation of $560, and that the dollar loss was normally distributed. 1. What proportion of burglaries had dollar losses above $1,000? 2. What is the probability that any one burglary had a dollar loss above $400? 3. What proportion of burglaries had dollar losses below $500?

The Chicago police department was asked by the mayor's office to estimate the cost of crime to citizens of Chicago. The police began their study with the crime of burglary. relying on a random sample of 500 files. They found that the average dollar loss in a burglary was $678, with a standard deviation of $560, and that the dollar loss was normally distributed. 1. What proportion of burglaries had dollar losses above $1,000? 2. What is the probability that any one burglary had a dollar loss above $400? 3. What proportion of burglaries had dollar losses below $500?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 13PPS
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The Chicago police department was asked by the mayor's office to estimate the cost of crime to citizens of Chicago. The police began their study with the crime of burglary, relying on a random sample of 500 files. They found that the average dollar loss in a burglary was $678, with a standard deviation of $560, and that the dollar loss was normally distributed. Edit View Insert Format Table 12pt 1. What proportion of burglaries had dollar losses above $1,000? 2. What is the probability that any one burglary had a dollar loss above $400? 3. What proportion of burglaries had dollar losses below $500? P Paragraph BIUA ² 2 T² EVE Y To ✓ √x
Transcribed Image Text:The Chicago police department was asked by the mayor's office to estimate the cost of crime to citizens of Chicago. The police began their study with the crime of burglary, relying on a random sample of 500 files. They found that the average dollar loss in a burglary was $678, with a standard deviation of $560, and that the dollar loss was normally distributed. Edit View Insert Format Table 12pt 1. What proportion of burglaries had dollar losses above $1,000? 2. What is the probability that any one burglary had a dollar loss above $400? 3. What proportion of burglaries had dollar losses below $500? P Paragraph BIUA ² 2 T² EVE Y To ✓ √x
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