University of Central Oklahoma Statistics Tests Questions Please see attachment. I am needing assistance with my stat homework. You do not have to show wor
University of Central Oklahoma Statistics Tests Questions Please see attachment. I am needing assistance with my stat homework. You do not have to show work. As long as it is completed before 10:30pm tonight central time 7/13/202 is fine. No rush. Not much questions so please see below.
For question 1. I have already answered the yes/ no question.
For question 2. I have already answered question 1 part A and the yes/no question.
For question 3. I have already answered a and c. (5 points) Randomly selected 24 student cars have ages with a mean of 7.4 years and a standard deviation of 3.6 years,
while randomly selected 16 faculty cars have ages with a mean of 5.9 years and a standard deviation of 3.3 years.
1. Use a 0.05 significance level to test the claim that student cars are older than faculty cars.
(a) The test statistic is
(b) The critical value is
(C) Is there sufficient evidence to support the claim that student cars are older than faculty cars?
A. Yes
B. No
2. Construct a 95% confidence interval estimate of the difference u. – up where u. is the mean age of student cars and upis
the mean age of faculty cars.
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