• For the average age, form a 95% confidence interval:
• What distribution should be used?
• What is the critical value?
• What is the error bound?
• What is the lower bound?
• What is the upper bound?
• How do we interpret the results, in context of our study?
• For the proportion of males, form a 95% confidence interval:
• What distribution should be used?
• What is the critical value?
• What is the error bound?
• What is the lower bound?
• What is the upper bound?
• How do we interpret the results, in context of our study?

JX D F G H K L M O P A B C E 1 Age Gender Points 95% Confidence Interval for Average Age of Online College Students: N 40 | N w 28 M ample Mean: 30.55 33 M Sample St. Dev: 9.43 41 M 1 Sample Size: 33 F 20 M 2 Distribution: 25 M 24 M 2 Critical Value: *2 decimals 10 22 M 11 25 M 2 Margin of Error: 2 decimals Calculation: 12 23 M 1 Lower Bound: *2 decimals Calculation: 13 21 F 1 Upper Bound *2 decimals Calculation: 14 47 M 15 26 M 16 20 M 2 Interpret 17 39 M 18 44 M 95% Confidence Interval for Proportion of Male Online College Students: 19 26 M 20 49 F Sample Size: 21 27 M Number of Males: N H 22 20 M Male Proportion: Female Proportion *4 decimals 23 39 F 24 2 Distribution: 25 26 2 Critical Value: *2 decimals 27 28 Margin of Error: *4 decimals Calculation: 29 Lower Bound *4 decimals Calculation: 30 Upper Bound: *4 decimals Calculation: 31 32 33 2 Interpret 34 35 25 Total Points 36 37 38 39