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Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
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danyyzz danyyzz
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A year ago

Two independent random samples of annual starting salaries for individuals with masters and bachelors degrees in business were taken and the results are shown below

 

 

Masters
Degree

Bachelors
Degree

Sample Size

33.0

30

Sample Mean (in $1,000)

58.0

54

Sample Standard Deviation (in $1,000)

2.4

2


 

a.What are the degrees of freedom for the t distribution?
b.Provide a 95% confidence interval estimate for the difference between the salaries of the two groups.

Textbook 
Essentials of Statistics for Business and Economics

Essentials of Statistics for Business and Economics


Edition: 7th
Authors:
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amandashimkusamandashimkus
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A year ago
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danyyzz Author
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A year ago
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