stats homework need help. sick and cant focus

profileShakhiryf
BUSI230StudentAnswer.xlsx

Week 3

Age Gender For the following questions, use only the "age" column:
18 M
19 F Points Age Frequency Distribution: Class Width 8
21 M
21 F Class Limits Midpoint Freq. Relative Frequency Cumulative Relative Freq
21 F Low High
23 F Limits 1 18 26
23 F Freq. 1 27
25 F Mid. 1
26 F RF 1
28 F CF 1
28 F
29 M 2 Mean 30.13 *Round to two decimals
33 M 2 Median 29 *Round to one decimal
33 M 2 Sample Standard deviation: *Round to two decimals
34 M 2 Q1 *Round to one decimal
34 M 2 Q3 *Round to one decimal
37 F
37 M
37 M Ogive: 5 Ogive: Polygon:
38 F Polygon 5
39 M
41 F
48 M
Total: 25

Week 5

Age Gender Points 95% Confidence Interval for Average Age of Online College Students:
18 M
19 F Sample Mean: 30.13
21 M Sample St. Dev: 0 Normal Distribution
21 F 1 Sample Size: T-Distribution
21 F
23 F 2 Distribution:
23 F
25 F 2 Critical Value: *2 decimals
26 F
28 F 2 Margin of Error: *2 decimals Calculation:
28 F 1 Lower Bound: *2 decimals Calculation:
29 M 1 Upper Bound: *2 decimals Calculation:
33 M
33 M Interpret
34 M 2
34 M
37 F 95% Confidence Interval for Proportion of Male Online College Students:
37 M
37 M 1 Sample Size:
38 F 1 Number of Males:
39 M 2 Male Proportion: Female Proportion *4 decimals
41 F
48 M 2 Distribution:
2 Critical Value: *2 decimals
2 Margin of Error: *4 decimals Calculation:
1 Lower Bound: *4 decimals Calculation:
1 Upper Bound: *4 decimals Calculation:
Interpret
2
25 Total Points

Week 6

For the following two hypothesis tests, use the alpha = .05 level of confidence
Points Claim: The average age of online students is 32 years old.
1 Ho: Normal Distribution
2 Ha: T-Distribution
Sample mean: 30.13
Sample St. Dev: 0
2 Distribution:
2 Test Statistic: *2 decimals Calculation:
2 p-value: *4 decimals
3 Interpretation:
Claim: The proportion of males in online classes is 35%
1 Ho:
2 Ha:
Sample Proportion Males 0 Sample Proportion Females 0
2 Distribution:
3 Test Statistic: *2 decimals Calculation:
2 p-value: *4 decimals
3 Interpretation:
25 Total Points