On the question of whether marijuana should be decriminalized, suppose the probability that a person favors decriminalization is 0.4, that a person opposes it is 0.5, and that a person has no opinion is 0.1. If twelve persons are interviewed and they respond independently, find the probability that: a) more than six favor decriminalization. b) at most seven oppose decriminalization.

A First Course in Probability (10th Edition)
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On the question of whether marijuana should be decriminalized, suppose the probability that a person favors decriminalization is 0.4, that a person opposes it is 0.5, and that a person has no opinion is 0.1. If twelve persons are interviewed and they respond independently, find the probability that:

a) more than six favor decriminalization.

b) at most seven oppose decriminalization.

On the question of whether marijuana should be decriminalized, suppose the probability that a
person favors decriminalization is 0.4, that a person opposes it is 0.5, and that a person has no
opinion is 0.1. If twelve persons are interviewed and they respond independently, find the
probability that:
a) more than six favor decriminalization.
b) at most seven oppose decriminalization.
Transcribed Image Text:On the question of whether marijuana should be decriminalized, suppose the probability that a person favors decriminalization is 0.4, that a person opposes it is 0.5, and that a person has no opinion is 0.1. If twelve persons are interviewed and they respond independently, find the probability that: a) more than six favor decriminalization. b) at most seven oppose decriminalization.
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