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Examen
Sophia Statistics Milestone 5,
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---17octubre 20232023/2024A+
- Mrs. Pellegrin has weighed 5 packages of cheese and recorded the weights as 10.2 oz, 10.5 oz, 9.3 oz, 9.8 oz, and 10.0 oz. She calculated the 
standard deviation to be 0.45 oz. 
Select the 95% confidence interval for Mrs. Pellegrin's set of data. 
9.4 to 10.52 
9.53 to 10.39 
9.34 to 10.44 
9.48 to 10.44 
RATIONALE 
In order to get the 95% CI , we first need to find the critical t-score. Using a t-table, we need to find (n-1) degrees of freedom, or (5-1) = 4 df and 
the corresponding CI 
Using ...
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