Answer to Question #1161 in Statistics and Probability for alissa
a. what is the experimental probability that a randomly selected family in your neighborhood will have a cat or a dog as a pet?
b. based on P(cat or dog) from part (a), predict how many cat- or dog-owning families you can expect amoung 57 families in your neighborhood.
b. There are 57*0.4 = 22.8, 22 families should be expected to have a pet.
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