Question 5: The owner of a small pet supply store wants to open a second store in another city, but he only wants to do so if more than one-third of the city's households have pets (otherwise there won't be enough business). He samples 150 of the households and finds that 64 have pets. Use technology to determine if this sample provides evidence that more than one-third of households in this city own pets. Use a 5% significance level. a. State the parameters and hypotheses. P 20 33 P 0.33 b. Find the observed sample statistic. =(0.4267-0.33),. vo.33(1-0.33/150 (2) = 2.s2 c. Using Statkey or another tool find the p-value. O. 0OS9 t a confidence Inte for a. Are the results statistically significant? Why or why not?
Question 5: The owner of a small pet supply store wants to open a second store in another city, but he only wants to do so if more than one-third of the city's households have pets (otherwise there won't be enough business). He samples 150 of the households and finds that 64 have pets. Use technology to determine if this sample provides evidence that more than one-third of households in this city own pets. Use a 5% significance level. a. State the parameters and hypotheses. P 20 33 P 0.33 b. Find the observed sample statistic. =(0.4267-0.33),. vo.33(1-0.33/150 (2) = 2.s2 c. Using Statkey or another tool find the p-value. O. 0OS9 t a confidence Inte for a. Are the results statistically significant? Why or why not?
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Question 5:
The owner of a small pet supply store wants to open a second store in another city, but he only
wants to do so if more than one-third of the city's households have pets (otherwise there won't be
enough business). He samples 150 of the households and finds that 64 have pets.
Use technology to determine if this sample provides evidence that more than one-third of
households in this city own pets. Use a 5% significance level.
a. State the parameters and hypotheses.
P =0 33
P 0.33
b. Find the observed sample statistic.
=(0.4a67-0.33)33(1-0.33/1so
(2)
= 2.s2
c. Using Statkey or another tool find the p-value.
sed to con t a confidence Intervl for
sgreated Where wil theoo
O. 0 O59
a. Are the results statistically significant? Why or why not?
d. Make a generic decision and make a conclusion in context.
3.00
375
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