Assume that are searcher randomly selects 14 newborn babies and counts the numberof girls selected. The probabilities corresponding to the 14possible values are summarized below.
|
x (girls)
|
P(x)
|
|
0
|
0.000
|
|
1
|
0.001
|
|
2
|
0.006
|
|
3
|
0.022
|
|
4
|
0.061
|
|
5
|
0.122
|
|
6
|
0.183
|
|
7
|
0.209
|
|
8
|
0.183
|
|
9
|
0.122
|
|
10
|
0.061
|
|
11
|
0.022
|
|
12
|
0.006
|
|
13
|
0.001
|
|
14
|
0.000
|
Find the probability of selecting 9 or more girls.