A real estate agent believes that the mean home price in the northern part of a county is higher than the mean price in the southern part of the county and would like to test the claim. A simple random sample of housing prices is taken from each region. The results are shown below
A real estate agent believes that the mean home price in the northern part of a county is higher than the mean price in the southern part of the county and would like to test the claim. A simple random sample of housing prices is taken from each region. The results are shown below
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
A real estate agent believes that the

Transcribed Image Text:Southern Northern
154.889 167.833
354.458 521.912
Mean
Variance
Observations
18
18
Pooled Variance
438.185
Hypothesized Mean Difference
af
34
t Stat
P(Tc+t) one-tail
t Critical one-tail
1.885
0.036
1.691
p= Ex:
0.072
P(T<«t) two-tail
t Critical two-tail
Confidence Level
2.032
95%
Degrees of freedom: df
Point estimate for the southern part of the county: T1 = Ex: 1.234
Point estimate for the northern part of the county. T2
2.
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