Based on the class sample, 95% confidence interval for the mean age and the proportion of males in the population of all online college students. Using the same sheet as last week, answer the following in the "week 5" tab:

For the average age, form a 95% confidence interval:

oWhat distribution should be used?

oWhat is the critical value?

oWhat is the error bound?

oWhat is the lower bound?

oWhat is the upper bound?

For the proportion of males, form a 95% confidence interval:

oWhat distribution should be used?

oWhat is the critical value?

oWhat is the error bound?

oWhat is the lower bound?

oWhat is the upper bound?

1 Age Gender 2 25 F 3 3!) F 4 19 M 5 25 F 6 34 F 7 21 M 8 25 F 9 27 M 10 32 F 11 31 M 12 35 F 13 41 F 14 35 F 15 23 M 16 4!) F 17 36 F 18 29 F 19 32 F 20 39 F 21 26 F 22 24 M 23 21 F 27 27 M 25 56 F 26 27 28 29 Points 95% Confidence interval for Average Age of Online College Students: Sample Mean: 30.54 Sample St. Dev: 8.24 Sample Size: Distribution: Critical Value: *2 decimals Margin pr Error: *2 decimals Calculation: Lower Bound: *2 decimals Calculation: Upper Bound: *2 decimals Calculation: interpret 95% Confidence interval for Proportion of Male Online College Students: Sample Size: Number of Males: Male Proportion: Female Proportion *4 decimals Distribution: Critical Value: *2 decimals Margin of Error: *4 decimals Calculation: Lower Bound: *4 decimals Calculat n: 32 F 31 M Margin of Error: *2 decimals Calculation: 35 F Lower Bound *2 decimals Calculation: 41 F Upper Bound: *2 decimals Calculation: 35 F 23 M 40 F 2 Interpret 36 F 29 F 95% Confidence Interval for Proportion of Male Online College Students: 32 F 39 F Sample Size: 26 F Number of Males: 24 M Male Proportion: Female Proportion *4 decimals 21 F 27 M 2 Distribution: 56 F 2 Critical Value: *2 decimals Margin of Error: *4 decimals Calculation: Lower Bound: *4 decimals Calculation: Upper Bound: *4 decimals Calculation: 2 Interpret 25