A local high school has both male and female students.Each student either plays a sport or doesn't.The two-way table summarizes a random sample of 80 students.No sportSportFemale1236Let sport be the event that a randomly chosen student (from the table) plays a sport.Let female be the event that a randomly chosen student (from the table) is female.Find the following probabilities. Write your answers as decimals.(a) P(female) =(b) P(sport and female) =(c) P(sport | female) =I Don't KnowXSubmitMale1517S

FemaleMaleTotalNo sport121527Sport361753483280

Answered: A local high school has both male and…

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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Brian is in charge of the mailroom of the Boryk Corporation. Each day the company receives several packages via the U.S. Postal system, for which he must sign. The following is the probability distribution for the number of daily pieces of mail that comes via the Postal system.
Hello. Please answer letter b. Thanks.
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Kent's Tents has seven green knapsacks and five yellow ones in stock. Curt selects four of them at random. Let X be the number of green knapsacks he selects. Give the probability distribution of X. (Enter your probabilities as fractions.)
24% of college students say they use credit cards because of the rewards program. You randomly select 10 college students and ask each to name the reason he or she uses credit cards. Find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. If convenient, use technology to find the probabilities.
Suppose a jar contains 3 blue and 5 green balls. If two balls are drawn without replacement, find the following probabilities. Enter your answers as decimal numbers with two decimal accuracy. (Hint: Draw a tree diagram) The probability that the first draw is blue and the second draw is green: The probability that the one of the draws is blue and the other is green:
In government data, a family consists of two or more persons who live together and are related by blood or marriage. Choose an American family at random and count the number of people it contains. Here is the assignment of probabilities for your outcome:Number of persons 2 3 4 5 6 7+Probability 0.42 0.23 0.21 0.09 0.03 0.02What is the probability that the family you choose has more than two people?
The table shows the results of a survey asking 2,850 people whether they were involved in any type of charity work. Fill in the missing values in the contingency table, then use the table to find the following probabilities. A. is male or is frequently involved in charity work. B. is female given they are frequently involved in charity work. C. is frequently involved in charity work given they are female. Explain all question. Then i will rate you. Ty.

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