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My textbooks z-card is wrong and I need help putting the answers into an excel formula-style, please help 16. A sample of 20 international students

My textbooks z-card is wrong and I need help putting the answers into an excel formula-style, please help

16. A sample of 20 international students attending an urban U.S. university found that the average amount budgeted for expenses per month was $1,612.50 with a standard deviation of $1,179.64. Find a 95% confidence interval for the mean monthly expense budget of the population of international students. Use the appropriate formula and verify your result using the Confidence Intervals workbook.
Expense Budget
Confidence Interval for Population Mean, Standard Deviation Unknown
Alpha 0.05
Sample standard deviation 1179.64
Sample size 20
Sample average 1612.5
Confidence Interval
t-value
Error
Lower
Upper

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