MAT201 Session Long Project 4
In this assignment, you will continue to collect data for another 5–10 days. Write a paper (1- to 3-page, typed Word document) including all of the following content:
- Recalculate the mean, standard deviation, and variance.
- Is your mean increasing or decreasing?
- Explain the effects of the larger sample size in relation to your data.
- Do you think the current sample you have is enough to draw an accurate conclusion, or do you need a larger sample?
- What conclusions can you draw from comparing both sets of data?
| Sample | Date | Driving Time (mins) | Departure Time from Home | Arrival Time at Work |
| 1 | 16-Jul | 128 | 3:25 | 5:33 |
| 2 | 17-Jul | 135 | 4:15 | 6:30 |
| 3 | 18-Jul | 129 | 4:05 | 6:14 |
| 4 | 19-Jul | 135 | 4:10 | 6:25 |
| 5 | 20-Jul | 132 | 4:15 | 6:27 |
| 6 | 23-Jul | 125 | 3:25 | 5:30 |
| 7 | 24-Jul | 131 | 4:25 | 6:36 |
| 8 | 25-Jul | 123 | 4:30 | 6:33 |
| 9 | 26-Jul | 130 | 4:35 | 6:45 |
| 10 | 27-Jul | 127 | 4:15 | 6:22 |
| 11 | 27-Aug | 129 | 4:10 | 6:19 |
| 12 | 28-Aug | 124 | 4:06 | 6:10 |
| 13 | 29-Aug | 138 | 4:15 | 6:32 |
| 14 | 30-Aug | 126 | 4:13 | 6:19 |
| 15 | 31-Aug | 130 | 4:30 | 6:40 |
