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Science-Related Homework Help Statistics and Probability Topic started by: alphalions on Mar 5, 2023


Title: The following information regarding the yearly salaries (in $1,000) of CEOs in 2010 and 2009 are ...
Post by: alphalions on Mar 5, 2023

The following information regarding the yearly salaries (in $1,000) of CEO’s in 2010 and 2009 are provided.
 

 

Year 2010

Year 2009

Sample size

190

145

Sample Mean

560

540

Population Standard Deviation

80

90


 

a.At 95% confidence, perform a test to determine if there has been a significant increase in the salaries of CEO’s. Use the Critical Value Approach.
b.Compute the p-value.


Title: Re: The following information regarding the yearly salaries (in $1,000) of CEOs in 2010 and 2009 are ...
Post by: cryzazn on Mar 5, 2023
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