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11 Nov 2021

Given information

As per the given question ,

The Table 8.13 shows the ages of the corporate CEOs for a random sample of these firms.
 
 

Step-by-step explanation

Step 1.

As per the given question using this sample data to construct a % confidence interval for the mean age of CEOs for these top small firms. Use the Student’s-t distribution.

 

Starting by calculating the point estimate,

 

Calculate standard deviation of the samples,

 

 

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Introductory Statistics
OER Edition, 2013
Openstax
ISBN: 9781938168208

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