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A recent study of 25 students showed that they spent an average of $18.53 for gasoline per week. The standard deviation of the sample was
A recent study of 25 students showed that they spent an average of $18.53 for gasoline per week. The standard deviation of the sample was $3.00. Find the 95% confidence interval of the true mean. Is this a t-score problem or z-score problem? What is the critical value? What is the Margin of error? What is the 95% confidence interval
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Principles Of Financial And Managerial Accounting
Authors: James Don Edwards, Roger H. Hermanson
1st Edition
0256130000, 978-0256130003
