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  3. the following three independent random samples are

The following three independent random samples are obtained from three normally distributed populations with equal variances....

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Statistics

The following three independent random samples are obtained fromthree normally distributed populations with equal variances. Thedependent variable is starting hourly wage, and the groups are thetypes of position (internship, co-op, work study). Round answers to4 decimal places.

InternshipCo-opWork Study
11.251110.5
12.511.7514.75
10.751410.5
11.59.59.5
12.513.511
11.7510.7513.25
11.7514.2510.5
14.2510.7512.5
12.512.7512.25
11.511.259.5
1212.2511.75
10.51210
10.751211.5
10.512.2510.25
12.513.2511.25
12.512.2510.25
11.513.511
1013.2512.5

Use Excel to conduct a single-factor ANOVA to determine if thegroup means are equal using α=0.02α=0.02.  

Group means:
Internship:   
Co-op:   
Work Study:   

Fill in the summary table for the ANOVA test:

SSdfMS
Between
Within
Total

From this table, obtain the necessary statistics for theANOVA:

ANOVA summary statistics:
Test Statistic =

p-value =

Conclusion: Select an answer The evidence suggests that the averagestarting hourly wages are different. There is not sufficientevidence to conclude the starting wages are different for thedifferent groups.

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