Question
1) From past experience, a restaurant owner has determined that 40% of those who visit her restaurant will spend at least $125. If 8 people
1) From past experience, a restaurant owner has determined that 40% of those who visit her restaurant will spend at least $125. If 8 people will visit her restaurant tomorrow, find the probability that:
Hint: The number of people who spend at least $125 has a binomial distribution.
(a) 4 will spend at least $125
(b) at least 7 will spend at least $125
(c) less than 7 spend at least $125
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Statistical Inference
Authors: George Casella, Roger L. Berger
2nd edition
0534243126, 978-0534243128
