Question
In: Statistics and Probability
3) A random sample of ?? = 11 in Chicago gave the following information concerning violent...
3) A random sample of ?? = 11 in Chicago gave the following information concerning violent crime rates (per million population): ?? = 3.42 and ?? = 0.79. Another random sample of ?? = 14 in Las Vegas gave the following information concerning violent crime rates: ?? = 3.77 and ?? = 0.92. Do the data indicate that violent crime rate in Chicago is higher than that in Las Vegas? Use a 1% level of significance.
Step One: State the Hypotheses
Step Two: Calculate the Test Statistic
Step Three: Find the P-value
Step Four: Decision (compare the p-value to alpha)
Step Five: Conclusion (be sure this is in complete sentence form)
Please Help
Solutions
orchestra answered 1 year agoRelated Solutions
A random sample of n1 = 10 regions in New England gave the following violent crime...
A random sample of n1 = 10 regions in New
England gave the following violent crime rates (per million
population).
x1: New England Crime
Rate
3.3
3.9
4.2
4.1
3.3
4.1
1.8
4.8
2.9
3.1
Another random sample of n2 = 12 regions in
the Rocky Mountain states gave the following violent crime rates
(per million population).
x2: Rocky Mountain Crime
Rate
3.7
4.1
4.5
5.5
3.3
4.8
3.5
2.4
3.1
3.5
5.2
2.8
Assume that the crime rate distribution...
A random sample of n1 = 10 regions in New England gave the following violent crime...
A random sample of n1 = 10 regions in New England gave the
following violent crime rates (per million population).
x1: New England Crime Rate 3.3 3.9 4.2 4.1 3.3 4.1 1.8 4.8 2.9
3.1
Another random sample of n2 = 12 regions in the Rocky Mountain
states gave the following violent crime rates (per million
population).
x2: Rocky Mountain Crime Rate 3.9 4.1 4.5 5.3 3.3 4.8 3.5 2.4
3.1 3.5 5.2 2.8
Assume that the crime rate distribution...
A random sample of n1 = 10 regions in New England gave the following violent crime...
A random sample of n1 = 10 regions in New England gave the
following violent crime rates (per million population). x1: New
England Crime Rate 3.3 3.7 4.2 3.9 3.3 4.1 1.8 4.8 2.9 3.1 Another
random sample of n2 = 12 regions in the Rocky Mountain states gave
the following violent crime rates (per million population). x2:
Rocky Mountain Crime Rate 3.7 4.3 4.5 5.3 3.3 4.8 3.5 2.4 3.1 3.5
5.2 2.8 Assume that the crime rate distribution...
A random sample of n1 = 10 regions in New England gave the following violent crime...
A random sample of n1 = 10 regions in New England gave the
following violent crime rates (per million population)
x1: New England Crime Rate 3.5 3.7 4.2 4.1 3.3 4.1 1.8 4.8 2.9
3.1
Another random sample of n2 = 12 regions in the Rocky Mountain
states gave the following violent crime rates (per million
population).
x2: Rocky Mountain Crime Rate 3.9 4.3 4.5 5.1 3.3 4.8 3.5 2.4
3.1 3.5 5.2 2.8
Assume that the crime rate distribution...
A random sample of n1 = 10 regions in New England gave the following violent crime...
A random sample of n1 = 10 regions in New
England gave the following violent crime rates (per million
population).
x1: New England Crime
Rate
3.5
3.7
4.0
4.1
3.3
4.1
1.8
4.8
2.9
3.1
Another random sample of n2 = 12 regions in
the Rocky Mountain states gave the following violent crime rates
(per million population).
x2: Rocky Mountain Crime
Rate
3.7
4.3
4.7
5.3
3.3
4.8
3.5
2.4
3.1
3.5
5.2
2.8
Assume that the crime rate distribution...
A random sample of n1 = 10 regions in New England gave the following violent crime...
A random sample of n1 = 10 regions in New England gave the
following violent crime rates (per million population). x1: New
England Crime Rate 3.3 3.7 4.0 4.1 3.3 4.1 1.8 4.8 2.9 3.1
Another random sample of n2 = 12 regions in the Rocky Mountain
states gave the following violent crime rates (per million
population). x2: Rocky Mountain Crime Rate 3.7 4.3 4.7 5.3 3.3 4.8
3.5 2.4 3.1 3.5 5.2 2.8
Assume that the crime rate distribution...
A random sample of n1 = 10 regions in New England gave the following violent crime...
A random sample of n1 = 10 regions in New England gave the
following violent crime rates (per million population). x1: New
England Crime Rate 3.4 3.6 4.0 4.1 3.3 4.1 1.8 4.8 2.9 3.1 Another
random sample of n2 = 12 regions in the Rocky Mountain states gave
the following violent crime rates (per million population). x2:
Rocky Mountain Crime Rate 3.8 4.5 4.4 5.5 3.3 4.8 3.5 2.4 3.1 3.5
5.2 2.8 Assume that the crime rate distribution...
A random sample of n1 = 10 regions in New England gave the following violent crime...
A random sample of n1 = 10 regions in New
England gave the following violent crime rates (per million
population).
x1: New England Crime
Rate
3.5
3.9
4.0
4.1
3.3
4.1
1.8
4.8
2.9
3.1
Another random sample of n2 = 12 regions in
the Rocky Mountain states gave the following violent crime rates
(per million population).
x2: Rocky Mountain Crime
Rate
3.7
4.3
4.5
5.3
3.3
4.8
3.5
2.4
3.1
3.5
5.2
2.8
x1
= 3.55
s1
= .83...
A random sample of n1 = 10 regions in New England gave the following violent crime...
A random sample of n1 = 10 regions in New
England gave the following violent crime rates (per million
population).
x1: New England Crime
Rate
3.5
3.7
4.2
3.9
3.3
4.1
1.8
4.8
2.9
3.1
Another random sample of n2 = 12 regions in
the Rocky Mountain states gave the following violent crime rates
(per million population).
x2: Rocky Mountain Crime
Rate
3.5
4.1
4.5
5.3
3.3
4.8
3.5
2.4
3.1
3.5
5.2
2.8
Assume that the crime rate distribution...
A random sample of n1 = 10 regions in New England gave the following violent crime...
A random sample of n1 = 10 regions in New England gave the
following violent crime rates (per million population). x1: New
England Crime Rate 3.5 3.7 4.2 3.9 3.3 4.1 1.8 4.8 2.9 3.1 Another
random sample of n2 = 12 regions in the Rocky Mountain states gave
the following violent crime rates (per million population). x2:
Rocky Mountain Crime Rate 3.5 4.3 4.5 5.1 3.3 4.8 3.5 2.4 3.1 3.5
5.2 2.8 Assume that the crime rate distribution...
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