The federal government recently granted funds for a special program designed to reduce crime in high-crime areas.

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The federal government recently granted funds for a special program designed to reduce crime in high-crime areas. A study of the results of the program in eight high-crime areas of Miami, Florida, yielded the following results.

Number of Crimes by Area A B D E F G H Before 14 7 4 17 12 8 9 After 2 7 3 6 13 3

Has there been a decrease in the number of crimes since the inauguration of the program? Use the .01 significance level.

a. State the null and alternate hypotheses.

b. What is the p-value?

c. Is the null hypothesis rejected?

d. What is the conclusion indicated by the analysis?

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Related Book For  book-img-for-question

Statistical Techniques In Business And Economics

ISBN: 9781260239478

18th Edition

Authors: Douglas Lind, William Marchal, Samuel Wathen

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