The following three independent random samples are obtained from three normally distributed populations with equal variances. The dependent variable is starting hourly wage, and the groups are the types of position (internship, co-op, work study). We are testing the claim that position is a factor in starting salaries for new college graduates. at a = 0.2 given the following data Group 1: Internship Group 2: Co-op Group 3: Work Study 9.75 10.75 9.75 11.5 13.25 9.75 13.25 11.75 9.5 14.25 9.5 10.25 13.75 9.5 9.5 11.25 10.75 1. Your friend Jennifer helped you with the null and alternative hypotheses... Ho: µi = µ2 = µ3 Hj: At least two of the means differ from each other. 2. For this study, we should use Select an answer 3. The test-statistic for this data = (Please show your answer to 3 decimal places.) 4. The p-value for this sample = (Please show your answer to 4 decimal places.) 5. The p-value is Select an answer a 6. Base on this, we should Select an answer O hypothesis 7. As such, the final conclusion is that... There is insufficient evidence to support the claim that position is a factor in starting salaries for new college graduates. O There is sufficient evidence to support the claim that position is a factor in starting salaries for new college graduates.
The following three independent random samples are obtained from three normally distributed populations with equal variances. The dependent variable is starting hourly wage, and the groups are the types of position (internship, co-op, work study). We are testing the claim that position is a factor in starting salaries for new college graduates. at a = 0.2 given the following data Group 1: Internship Group 2: Co-op Group 3: Work Study 9.75 10.75 9.75 11.5 13.25 9.75 13.25 11.75 9.5 14.25 9.5 10.25 13.75 9.5 9.5 11.25 10.75 1. Your friend Jennifer helped you with the null and alternative hypotheses... Ho: µi = µ2 = µ3 Hj: At least two of the means differ from each other. 2. For this study, we should use Select an answer 3. The test-statistic for this data = (Please show your answer to 3 decimal places.) 4. The p-value for this sample = (Please show your answer to 4 decimal places.) 5. The p-value is Select an answer a 6. Base on this, we should Select an answer O hypothesis 7. As such, the final conclusion is that... There is insufficient evidence to support the claim that position is a factor in starting salaries for new college graduates. O There is sufficient evidence to support the claim that position is a factor in starting salaries for new college graduates.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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Transcribed Image Text:The following three independent random samples are obtained from three normally distributed populations
with equal variances. The dependent variable is starting hourly wage, and the groups are the types of position
(internship, co-op, work study). We are testing the claim that position is a factor in starting salaries for new
college graduates. at a =
0.2 given the following data
Group 1: Internship
Group 2: Co-op
Group 3: Work Study
9.75
10.75
9.75
11.5
13.25
9.75
13.25
11.75
9.5
14.25
9.5
10.25
13.75
9.5
9.5
11.25
9.
10.75
1. Your friend Jennifer helped you with the null and alternative hypotheses...
Ho: µi = µ2 = µ3
H1: At least two of the means differ from each other.
2. For this study, we should use
Select an answer
3. The test-statistic for this data =
(Please show your answer to 3 decimal places.)
4. The p-value for this sample
(Please show your answer to 4 decimal places.)
5. The p-value is
Select an answer
6. Base on this, we should Select an answer
hypothesis
7. As such, the final conclusion is that...
O There is insufficient evidence to support the claim that position is a factor in starting salaries for
new college graduates.
There is sufficient evidence to support the claim that position is a factor in starting salaries for
new college graduates.
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