Case Golf

This general data is used to calculate the other statistical test.
6. 95% Confidence interval
Question 4
Determine the 95% confidence interval for the population mean of each model.
Current golf balls
To calculate this, the general formula is used which says:
By filling in this formula the following equation is founded and solved to calculate the answer:
New golf balls
To calculate this, the general formula is used which says:
By filling in this formula the following equation is founded and solved to calculate the answer:
Difference between the means of the population
To calculate this, the general formula is used which says:
By filling in this formula the following equation is founded and solved to calculate the answer:
Question 5
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