Wimbledon finals

Serena Williams made a successful first serve 67% 0f the time in a Wimbledon finals match against her sister Venus. If she continues to serve at the same rate the next time they play and serves 6 times in the first game, determine the probability that:

1. all six first serves will be in.
2. at least 4 first serves will be in.

Correct answer:

p6 =  0.0905
p2 =  0.687

Step-by-step explanation:




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