8. A population of 100 men is divided into three categories: Age 30 years old (A), working in a private sector (B) and married men (C), as shown in the Venn diagram in Figure 7.5. A man is selected at random. Find the probability that: a) he is 30 years old. b) he is 30 years old and working in a private sector. c) he is not married but working in the private sector and aged 30 years old. 10 10 10 25 20 20 B.

8. A population of 100 men is divided into three categories: Age 30 years old (A), working in a private sector (B) and married men (C), as shown in the Venn diagram in Figure 7.5. A man is selected at random. Find the probability that: a) he is 30 years old. b) he is 30 years old and working in a private sector. c) he is not married but working in the private sector and aged 30 years old. 10 10 10 25 20 20 B.

Name: 8. A population of 100 men is divided into three categories: Age 30 y
Uploaded: 2024-03-20T07:06:41.000Z
Channel: Bartleby
Description: 8. A population of 100 men is divided into three categories: Age 30 years old (A), workingin a private sector (B) and married men (C), as shown in the Venn diagram in Figure 7.5.A man is selected at random. Find the probability that:a) he is 30 year

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...

See similar textbooks

Similar questions

1. In a class of ten students, three wear eyeglasses. If two students are selected at random, what is the probability that: a. One wears eyeglasses b. At least one wears eyeglasses c. Neither of the two wears eyeglasses
20. In a survey of 400 households, 360 said they own a VCR, 170 said they own a DVD player and 19 said they didn't own either. If a person is selected at random from this survey, what is the probability that the person: a) owns a VCR, a DVD player or both? b) owns both a VCR and a DVD player? c) only owns a DVD player?
101) A sample of 350 students was selected and each was asked the make of their automobile (foreign or domestic) and their year in college (freshman, sophomore, junior, or senior). The results are shown in the table below. Year in College Sophomore Junior 65 100 Freshman 15 Total Senior 25 205 Car Foreign Domestic 10 45 80 10 145 Total 25 110 180 35 350 Find the probability that a randomly selected student is both a sophomore and drives a foreign automobile. 101). A) 45/350 B) 65/350 C) 65/205 D) 65/110
4. A gumball machine contains 60 gumballs of which 15 are yellow, 25 are pink, and 20 are blue. To operate the machine, you put a nickel into the slot and a random gumball is dispensed. If you buy 10 gumballs, what is the probability that: a) You get 2 yellow gumballs? b) All the gumballs are the same color?
Solve the following: 1.) In a mathematics seminar, 15 students are in grade 7, 10 are in grade 8, 20 are in grade 9 ans 30 are in grade 10. If a student will be chosen at random,what is the probability of selecting a grade 10 student? 2.) From a basket with 10 apples, 8 oranges , and 7 mangoes, a fruit will be selected. What is the probability of selecting an orange? 3.) abigail placed 50 strips of paper numbered from 1 to 50 inside a fishbowl. If she picked a strip of paper at random, what was the probability of getting a strip of paper numbered from 25 to 40? 4.) In tossing three coin, what is the probability of obtaining least one head? 5.)The probability that anna will be invited by her friends to a dance party is .8. What is the probability that she will not be invited?
1. A bag contains 12 gambling chips: 8 of these chips have a zero marked on them, the other 4 chips have a one marked on them. Another bag also contains 12 chips: 4 marked zero and 8 marked one. Players randomly select one chip from each bag and their score is the larger of the two numbers on the chips that they select. a) b) c) d) f) Present the probability distribution of the scores that could be achieved by a player in one game. Compute the mean (ux) and standard deviation (x) of this distribution. Present the sampling distribution of the total score that a player could achieve in three games, assuming chips are returned to their bags after each game. Present the sampling distribution of the mean score that could be achieved by a player in three games, assuming chips are returned to their bags after each game. Compute the mean (μ) and standard deviation (o) of the sampling distribution in part D. Confirm that u = μ that o =T. Vn What is the mean and standard deviation of the…