descriptive statistics Make a Frequency Distribution with 5 classes, also list the midpoints, relative frequency, and cumulative relative frequency Make a relative frequency ogive
JayLQue
StudentAnswerSheet8week-Fall2020SectionB10.xlsxWeek 3
| Class Age and Gender Data - Fall 2020 Section B10 | |||||||||||||
| Age | Gender | For the following questions, use only the "age" column: | |||||||||||
| 34 | F | ||||||||||||
| 52 | M | Points | Age Frequency Distribution: | Class Width | |||||||||
| 32 | F | ||||||||||||
| 25 | M | Class Limits | Midpoint | Freq. | Relative Frequency | Cumulative Relative Freq | |||||||
| 62 | F | Low | High | ||||||||||
| 27 | M | Limits | 1 | ||||||||||
| 36 | F | Freq. | 1 | ||||||||||
| 25 | F | Mid. | 1 | ||||||||||
| 36 | M | RF | 1 | ||||||||||
| 23 | F | CF | 1 | ||||||||||
| 39 | M | ||||||||||||
| 19 | F | 2 | Mean | *Round to two decimals | |||||||||
| 27 | M | 2 | Median | *Round to one decimal | |||||||||
| 20 | F | 2 | Sample Standard deviation: | *Round to two decimals | |||||||||
| 36 | F | 2 | Q1 | *Round to one decimal | |||||||||
| 26 | M | 2 | Q3 | *Round to one decimal | |||||||||
| 39 | F | ||||||||||||
| 26 | F | ||||||||||||
| 25 | F | Ogive: | 5 | Ogive: | Polygon: | ||||||||
| 30 | F | Polygon | 5 | ||||||||||
| 46 | M | ||||||||||||
| 27 | F | ||||||||||||
| 23 | M | ||||||||||||
| 44 | F | Total: | 25 | ||||||||||
| 53 | M | ||||||||||||
Week 5
| Class Age and Gender Data - Fall 2020 Section B10 | |||||||||||||
| Age | Gender | Points | 95% Confidence Interval for Average Age of Online College Students: | ||||||||||
| 34 | F | ||||||||||||
| 52 | M | Sample Mean: | 0 | ||||||||||
| 32 | F | Sample St. Dev: | 0 | Normal Distribution | |||||||||
| 25 | M | 1 | Sample Size: | T-Distribution | |||||||||
| 62 | F | ||||||||||||
| 27 | M | 2 | Distribution: | ||||||||||
| 36 | F | ||||||||||||
| 25 | F | 2 | Critical Value: | *2 decimals | |||||||||
| 36 | M | ||||||||||||
| 23 | F | 2 | Margin of Error: | *2 decimals | Calculation: | ||||||||
| 39 | M | 1 | Lower Bound: | *2 decimals | Calculation: | ||||||||
| 19 | F | 1 | Upper Bound: | *2 decimals | Calculation: | ||||||||
| 27 | M | ||||||||||||
| 20 | F | Interpret | |||||||||||
| 36 | F | 2 | |||||||||||
| 26 | M | ||||||||||||
| 39 | F | 95% Confidence Interval for Proportion of Male Online College Students: | |||||||||||
| 26 | F | ||||||||||||
| 25 | F | 1 | Sample Size: | ||||||||||
| 30 | F | 1 | Number of Males: | ||||||||||
| 46 | M | 2 | Male Proportion: | Female Proportion | *4 decimals | ||||||||
| 27 | F | ||||||||||||
| 23 | M | 2 | Distribution: | ||||||||||
| 44 | F | ||||||||||||
| 53 | M | 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: | 0 | |||||||||||
| 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 |
