• 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?
    

A B C D E F G H K L H Age Gender Points 95% Confidence Interval for Average Age of Online College Students: 19 F 19 F Sample Mean: 26.29 19 F Sample St. Dev: 3.81 20 F 1 Sample Size: 24 20 F 20 F 1 Distribution: 8 20 F 9 21 F 1 Critical Value: *2 decimals 10 21 F 11 21 F Margin of Error: *2 decimals Calculation: 12 21 F H HN Lower Bound: *2 decimals Calculation: 13 21 F Upper Bound: *2 decimals Calculation: 14 24 F 15 25 F 16 26 M 2 Interpret 17 27 M 18 28 M 95% Confidence Interval for Proportion of Male Online College Students: 19 30 M 20 30 M Sample Size: 21 31 M Number of Males: 22 34 M Male Proportion: Female Proportion *4 decimals 23 39 M 24 39 M 1 Distribution: 25 56 M 26 1 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 20