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According to a study published by a group of University of Massachusetts sociologists, about 66.6% of the 20 million persons in this country who take Valium are women. Assume this figure to be a valid estimate. (a) Find the probability that on a given day the eighth prescription written by a doctor for Valium is the first prescribing Valium for a woman. (b) Find the probability that on a given day the eighth prescription written by a doctor for Valium is the fourth prescribing Valium for a woman. (a) The probability that on a given day the eighth prescription written by a doctor for Valium is the first prescribing Valium for a woman is ☐ (Round to four decimal places as needed.) (b) The probability that on a given day the eighth prescription written by a doctor for Valium is the fourth prescribing Valium for a woman is ☐ . (Round to four decimal places as needed.)

According to a study published by a group of University of Massachusetts sociologists, about 66.6% of the 20 million persons in this country who take Valium are women. Assume this figure to be a valid estimate. (a) Find the probability that on a given day the eighth prescription written by a doctor for Valium is the first prescribing Valium for a woman. (b) Find the probability that on a given day the eighth prescription written by a doctor for Valium is the fourth prescribing Valium for a woman. (a) The probability that on a given day the eighth prescription written by a doctor for Valium is the first prescribing Valium for a woman is ☐ (Round to four decimal places as needed.) (b) The probability that on a given day the eighth prescription written by a doctor for Valium is the fourth prescribing Valium for a woman is ☐ . (Round to four decimal places as needed.)

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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According to a study published by a group of University of Massachusetts sociologists, about 66.6% of the 20 million persons in this country who take Valium are women. Assume this figure to be a valid estimate. (a) Find the probability that on a given day the eighth prescription written by a doctor for Valium is the first prescribing Valium for a woman. (b) Find the probability that on a given day the eighth prescription written by a doctor for Valium is the fourth prescribing Valium for a woman. (a) The probability that on a given day the eighth prescription written by a doctor for Valium is the first prescribing Valium for a woman is ☐ (Round to four decimal places as needed.) (b) The probability that on a given day the eighth prescription written by a doctor for Valium is the fourth prescribing Valium for a woman is ☐ . (Round to four decimal places as needed.)
Transcribed Image Text:According to a study published by a group of University of Massachusetts sociologists, about 66.6% of the 20 million persons in this country who take Valium are women. Assume this figure to be a valid estimate. (a) Find the probability that on a given day the eighth prescription written by a doctor for Valium is the first prescribing Valium for a woman. (b) Find the probability that on a given day the eighth prescription written by a doctor for Valium is the fourth prescribing Valium for a woman. (a) The probability that on a given day the eighth prescription written by a doctor for Valium is the first prescribing Valium for a woman is ☐ (Round to four decimal places as needed.) (b) The probability that on a given day the eighth prescription written by a doctor for Valium is the fourth prescribing Valium for a woman is ☐ . (Round to four decimal places as needed.)
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