Question 271157: A census by the county dog control officer found that 18% of homes kept one dog as a pet, 4% had two dogs, and 1% had three or more. If a salesman visits two homes selected at random, what’s the probability that he encounters
a. no dogs? b. some dogs?
c. dogs in each home? d. more than one dog in each home?
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! A census by the county dog control officer found that 18% of homes kept one dog as a pet, 4% had two dogs, and 1% had three or more. If a salesman visits two homes selected at random, what’s the probability that he encounters
a. no dogs? (0.77)^2
b. some dogs? (0.23)^2
c. dogs in each home? (0.23)^2
d. more than one dog in each home? (0.05)^2
=================================================
Cheers,
Stan H.
|
|
|
