MS 150 Statistics Fall 2002 Quiz Five Name:
Heads (x) |
Freq |
P(x) |
x*P(x) |
7 |
8 |
0.01 |
|
6 |
76 |
0.06 |
|
5 |
199 |
0.15 |
|
4 |
370 |
0.28 |
|
3 |
390 |
0.29 |
|
2 |
236 |
0.18 |
|
1 |
58 |
0.04 |
|
0 |
8 |
0.01 |
|
|
1345 |
1.00 |
|
- Based on the table above, what is the most common number of heads?
- Based on the table above, what is the probability of throwing seven heads, P(x=7)?
- Based on the table above, what is the probability of throwing three or more heads, P(x >= 3)
- Fill in the x*P(x) column and calculate the mean or expected number of heads.