Residents of one of the towns discussed in Exercise 67 claim that since their town is much
Question:
Residents of one of the towns discussed in Exercise 67 claim that since their town is much smaller, the sample size should be increased. Instead of random sampling 30 homes, you decide to sample 42 homes from the database to test the difference in the mean price of single-family homes in these two towns.
a) Using the data provided on the CD, check the conditions for this test.
b) Write the null and alternative hypotheses for this test.
c) Test the hypothesis and find the P-value.
d) What is your conclusion? Did the sample size make a difference?
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a Independent groups assumption The prices in the two towns are not related Random...View the full answer
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Related Book For 
Business Statistics
ISBN: 9780321925831
3rd Edition
Authors: Norean Sharpe, Richard Veaux, Paul Velleman
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