Question
In 2018 a random sample of 100 American families found an average balance in their savings accounts was $450 (standard deviation = $200) question Provide
In 2018 a random sample of 100 American families found an average balance in their savings accounts was $450 (standard deviation = $200)
question
Provide a 90% confidence interval of the true average savings account balance among all American families.
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The American Economy
Authors: Walter Greason, William Gorman
1st Edition
1524902675, 9781524902674
