MATH 314 Quiz 08

2025-02-17. No notes, no electronic devices.

If you flipped a fair coin 10 times, how many heads would you expect to see? (This is not how many would/did you get).
If you flipped a fair coin 11 times, how many heads would you expect to see? (This is not how many would/did you get).
Consider the two datasets below. Without calculating the means or variances, compare the means and variances across the two datasets.
1. $-20, 0, 15, 25, 30$
2. $-40, 0, 15, 25, 30$
1. Which dataset has the larger mean? Why?
2. Which the larger variance? Why?
Are you going to the Software, IT & Engineering Job Fair on Wednesday, February 19, 2025, 11 a.m.-3 p.m., in the BMU Auditorium? And, is you resume up to date?