3. The ratio of adult males to adult females living in a certain town is 17:18, and of these adults, independent of gender, do not have a driving license. a. Show that the probability that a randomly selected adult in this town is male and has a 17 driving license is equal to 45' b. Find the probability that, in a randomly selected sample of 25 adults from this town, from 8 to 10 inclusive are females who have a driving license.
3. The ratio of adult males to adult females living in a certain town is 17:18, and of these adults, independent of gender, do not have a driving license. a. Show that the probability that a randomly selected adult in this town is male and has a 17 driving license is equal to 45' b. Find the probability that, in a randomly selected sample of 25 adults from this town, from 8 to 10 inclusive are females who have a driving license.
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 4ECP: Show that the probability of drawing a club at random from a standard deck of 52 playing cards is...
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Transcribed Image Text:3. The ratio of adult males to adult females living in a certain town is 17:18, and of these adults,
independent of gender, do not have a driving license.
a. Show that the probability that a randomly selected adult in this town is male and has a
driving license is equal to
17
45
b. Find the probability that, in a randomly selected sample of 25 adults from this town, from
8 to 10 inclusive are females who have a driving license.
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