Consider that 30% of the students of a given class are engaged in project during the 13th week of semester. Moreover, assume that 22% of students arefemale, and 18% of all students are females who engaged in project during the 13th week of semester."1. If you choose a student at random from this academia, what is the probability that this person is a male who engage in project during the 13th weekof semester?--.n2. If you choose a student at random from this academia, what is the probability that this person is a male who does not engage in project during the13th week of semester?[r

Given : Students engaged in project = 0.30 Female = 0.22 Females who engaged in project = 0.18

Answered: Consider that 30% of the students of a…

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

5. A candy dish contains 2 red (R) and 4 yellow (Y) candies. You close your eyes, select two candies from the dish (without replacement), and record their colors. Use general multiplication rule and special addition rule to find the following probabilities. a. The probability that the first selected candy will be red and the second selected candy will be yellow is b. The probability that two selected candies will be of different colors_ One is red, another one is yellow c. Probability that two selected candies will be of the same color_ Both are red or both are yellow Assuming that the event "The first selected candy will be red and the second selected candy will be yellow "is denoted by A, the event "Two selected candies will be of different colors" is denoted by B, and the event "Two selected candies will be of the same color" is denoted by C, show your work in finding P(A), P(B), and P(C) in the questions a, b, and c.
Question 9 ▼ > Londell finds that on his way to the store his wait time for the Uber driver is roughly between 12 minutes and 18 minutes, inclusive, with each minute equally likely. One day he times his wait and writes down the number of minutes ignoring the seconds. a) What is the probability that Londell waits for 12 minutes? Submit Question b) What is the probability that Londell waits between 14 and 18 minutes? Search H
An insurance agent sells the policies to 20 persons having same age and in good health. Based on the company's record, the probability that person in this age will live for the next 20 years is 2/3. Find the probability (a) 8 persons, (b) at most 7 persons, (c) more than 7 persons, (d) at least 3 persons, (e) more than 6 persons but less than 11 persons are still alive at the end of this 20 years period. The probability for a mango tree from a certain type, will produce fruits in the first year is 0.8. Each time, the mango trees seller sells about 5 trees to the buyer with the guarantee that if less than 3 trees produce fruits in the first year, he will replace them according to the number of trees which do not produce fruits. (a) Calculate the probability that there will no replacement. (b) If he sells the trees to 3000 buyers that are 5 trees to each buyer, how many trees are expected to be replaced?
Suppose that Tuon has a perfectly fair coin – that is a coin which lands on heads exactly 50% of the time – and he is not using any tricks. Find the probability that, if he flips it 12 times, he gets at least 10 heads
A law professor observed that only 20% of the students who get admitted to the freshmen class usually reached fourth year. Assuming that this is correct, find the probability that among 15 randomly selected first year students, exactly 3 students will reach fourth year?
The probability that a randomly selected 2-year-old male salamander will live to be 3 years old is .97706 (a) What is the probability that two randomly selected 2-year-old male salander will live to be 3 years old? (b) What is the probability that eight randomly selected 2-year-old male salamanders will live to be 3 years old? c) What is the probability that at least one of eight randomly selected 2-year-old male salamanders will not live to be 3 years old? Would it be unusual if at least one of eight randomly selected 2-year-old male salamanders did not live to be 3 years old (d) Would it be unusual if at least one of eight randomly selected 2-year-old male salamanders did not live to be 3 years old?
4. On average 10 people per second enter through one of the central doors of a Metro car, during a busy time. a) What is the probability that more than 4 people per second enter through one of the central doors of a Metro car?b) What is the probability that between 9 and 12 people per second enter through one of the central doors of a Metro car?
15. Suppose a fast-food restaurant can expect 6 customers every 9 minutes, on average. a) What is the probability that four or fewer customers will enter the restaurant in a 9-minute period? b) What is the probability that more than four customers will enter the restaurant in a 9 minute period?
According to the American Dental Association, 60% of all dentists use nitrous oxide in their practice. In a random sample of 600 dentists, what is the probability that at least 57% of those dentists use nitrous oxide in their practice? b) Suppose that you take a random of 120 Americans, what is the probability that 8 % or more of these 120 people have diabetes?

Recommended textbooks for you

A First Course in Probability (10th Edition)

Probability

ISBN:

9780134753119

Author:

Sheldon Ross

Publisher:

PEARSON

A First Course in Probability

Probability

ISBN:

9780321794772

Author:

Sheldon Ross

Publisher:

PEARSON

A First Course in Probability (10th Edition)

Probability

ISBN:

9780134753119

Author:

Sheldon Ross

Publisher:

PEARSON

A First Course in Probability

Probability

ISBN:

9780321794772

Author:

Sheldon Ross

Publisher:

PEARSON

SEE MORE TEXTBOOKS