A hen just joined him up on the deck; what is the probability it is a rooster?
The gentleman farmer kept chickens for the eggs, the splash of color in the yard, and because he found their gentle clucking to relax him as he worked on his laptop on his deck. Their movements around his yard gave meaning to the term random walk — you literally could not predict their location from one minute to the next. His collection of birds is neatly summarized in this table.
Breed Rooster Hen
Rhode Island Red 2 8
Buff Orpington 0 5
Barred Rock 0 6
Australorp 0 6
Leghorn 1 2
A) 0.33
B) 0.10
C) 0.03
D) 0.00
Answer: D
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