Giving a test to a group of students, the grades and gender are summarized belowBTotalMale18151952Female34Total21192161If one student is chosen at random,Find the probability that the student got a B:PreviewFind the probability that the student was male AND got a "B":PreviewFind the probability that the student was male OR got an "B":PreviewIf one student is chosen at random, find the probability that the student got a 'B' GIVEN they are female:Preview

There are total 19 students who got B And there are total 61 students. So the probability that the…

Answered: Giving a test to a group of students,…

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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Men Women Boys Girls Survived 332 318 29 27 Died 1360 104 35 18 Use the chart to answer the next set of questions: The chart represents the results after the Titanic ship sank. If one of the Titanic passengers is randomly selected, find the probability of getting a man or someone who survived the sinking?
What is the probability that a student selected randomly is a Democrat or a Republican? Do not write the "%" in your answer. Round the answer to the nearest percentage. Totals Republican Independent Democrat 98 68 15 15 Preferred Obama 142 12 25 Preferred McCain 105 240 80 40 Totals 120
Charles has six songs on a playlist. Each song is by a different artist. The artists are Joey McIntyre, Whitney Houston, Aaron Carter, Shakira, Shania Twain, and Phil Collins. He programs his player to play the songs in a random order, without repetition. What is the probability that the first song is by Aaron Carter and the second song is by Joey McIntyre? Write your answer as a fraction or a decimal, rounded to four decimal places. The probability that the first song is by Aaron Carter and the second song is by Joey McIntyre is .
Find the probability of being male.
The probability that a person in the US has blood type B is 9 %. A sample of five people is selected. Find the probability that all five have blood type B. Find the probability that none have blood type B. Find the probability that at least one has the blood B.
The average number of field mice per acre in a 6-acre wheat field is estimated to be 13. a. Find the probability that fewer than 7 field mice are found on a given acre; b. Find the probability that fewer than 7 field mice are found on 2 of the next 3 acres inspected;
The random variable X represents the number of cars per household in a town of 1000 households. Find the probability of randomly selecting a household that has at least one car. Please show your . Thank you.

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