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 13.5 12.5 10.75 13.75 14.5 9.5 15.5 13.5 14.5 15.25 12.25 12 11.75 13.25 14.5 12 12.5 14.5 15 12.75 12 13.25 14.5 12.5 13 14.5 13 15.5 13.25 12.25 1. Your friend lan helped you with the null and alternative hypotheses... Ho: µ1 = µ2 = H3 H1: At least two of the means differ from each other. 2. For this study, we should use (Select an answer v 3. The test-statistic for this data (Please show your answer to 3 decimal places.) %3D 4. The p-value før this sample (Please show your answer to 4 decimal places.) %3D 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...

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Author:Amos Gilat
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Chapter1: Starting With Matlab
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I need help with questions 2 and 3
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
13.5
12.5
10.75
13.75
14.5
9.5
15.5
13.5
14.5
15.25
12.25
12
11.75
13.25
14.5
12
12.5
14.5
15
12.75
12
13.25
14.5
12.5
13
14.5
13
15.5
13.25
12.25
1. Your friend lan helped you with the null and alternative hypotheses...
Ho: µ1 = µ2 = µ3
H: At least two of the means differ from each other.
2. For this study, we should use (Select an answer v
3. The test-statistic for this data =
(Please show your answer to 3 decimal places.)
4. The p-value før 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...
There is insufficient evidence to support the claim that position is a factor in starting
salaries for new college graduates.
OThere is sufficient evidence to support the claim that position is a factor in starting
salaries for new college graduates.
Hint:
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 13.5 12.5 10.75 13.75 14.5 9.5 15.5 13.5 14.5 15.25 12.25 12 11.75 13.25 14.5 12 12.5 14.5 15 12.75 12 13.25 14.5 12.5 13 14.5 13 15.5 13.25 12.25 1. Your friend lan helped you with the null and alternative hypotheses... Ho: µ1 = µ2 = µ3 H: At least two of the means differ from each other. 2. For this study, we should use (Select an answer v 3. The test-statistic for this data = (Please show your answer to 3 decimal places.) 4. The p-value før 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... There is insufficient evidence to support the claim that position is a factor in starting salaries for new college graduates. OThere is sufficient evidence to support the claim that position is a factor in starting salaries for new college graduates. Hint:
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