According to researchers, the mean length of imprisonment for motor-vehicle-theft offenders in a nation is 15.1 months. One hundred randomly selected motor-vehicle-theft offenders in a city in the nation had a mean length of imprisonment of 15.9 months. At the 5% significance level, do the data provide sufficient evidence to conclude that the mean length of imprisonment for motor-vehicle-theft offenders in the city differs from the national mean? Assume that the population standard deviation of the lengths of imprisonment for motor-vehicle-theft offenders in the city is 5.0 months.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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Identify the critical value(s). Select the correct choice below and fill in the answer box within your choice.
(Round to two decimal places as needed.)
the same as
O A. The critical value is - Zą =
O B. The critical values are ±Z/2 = ±
less than
O C. The critical value is zZ, =
greater than
the null hypothesis. The data
V sufficient evidence to conclude that the mean length of imprisonment for motor-vehicle-theft offenders in the city is
V the mean length
of imprisonment for motor-vehicle-theft offenders in the nation.
Transcribed Image Text:different from Identify the critical value(s). Select the correct choice below and fill in the answer box within your choice. (Round to two decimal places as needed.) the same as O A. The critical value is - Zą = O B. The critical values are ±Z/2 = ± less than O C. The critical value is zZ, = greater than the null hypothesis. The data V sufficient evidence to conclude that the mean length of imprisonment for motor-vehicle-theft offenders in the city is V the mean length of imprisonment for motor-vehicle-theft offenders in the nation.
According to researchers, the mean length of imprisonment for motor-vehicle-theft offenders in a nation is 15.1 months. One hundred randomly selected
motor-vehicle-theft offenders in a city in the nation had a mean length of imprisonment of 15.9 months. At the 5% significance level, do the data provide sufficient evidence
to conclude that the mean length of imprisonment for motor-vehicle-theft offenders in the city differs from the national mean? Assume that the population standard
deviation of the lengths of imprisonment for motor-vehicle-theft offenders in the city is 5.0 months.
Click here to view page 1 of the table of areas under the standard normal curve. Click here to view page 2 of the table of areas under the standard normal curve.
.....I
Set up the hypotheses for the one-mean z-test.
Ho: H
Ha: H
(Type integers or decimals. Do not round.)
The test statistic is z =
(Round to two decimal places as needed.)
Transcribed Image Text:According to researchers, the mean length of imprisonment for motor-vehicle-theft offenders in a nation is 15.1 months. One hundred randomly selected motor-vehicle-theft offenders in a city in the nation had a mean length of imprisonment of 15.9 months. At the 5% significance level, do the data provide sufficient evidence to conclude that the mean length of imprisonment for motor-vehicle-theft offenders in the city differs from the national mean? Assume that the population standard deviation of the lengths of imprisonment for motor-vehicle-theft offenders in the city is 5.0 months. Click here to view page 1 of the table of areas under the standard normal curve. Click here to view page 2 of the table of areas under the standard normal curve. .....I Set up the hypotheses for the one-mean z-test. Ho: H Ha: H (Type integers or decimals. Do not round.) The test statistic is z = (Round to two decimal places as needed.)
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