B. 70% of people believe in love at first sight. Suppose we take a random sample of 30 people.What is the probability that:1. Exactly 18 of them believe in love at first sight?Text2. 24 or more of them believe in love at first sight?3.Fewer than 18 of them believe in love at first sight?4. Extra fun (no points) Use your answer from #3 to answer this question: If you did repeatedsamples of 30 individuals from the larger population, how many samples would you expect tohave to take to find a group where fewer than 18 of them believe in love at first sight?

B. 70% of people believe in love at first sight. Suppose we take a random sample of 30 people. What is the probability that: 1. Exactly 18 of them believe in love at first sight? Text 2. 24 or more of them believe in love at first sight? 3. Fewer than 18 of them believe in love at first sight?

B. 70% of people believe in love at first sight. Suppose we take a random sample of 30 people. What is the probability that: 1. Exactly 18 of them believe in love at first sight? Text 2. 24 or more of them believe in love at first sight? 3. Fewer than 18 of them believe in love at first sight?

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

66% of all violent felons in the prison system are repeat offenders. If 34 violent felons are randomly selected, find the probability that a. Exactly 24 of them are repeat offenders. b. At most 22 of them are repeat offenders. c. At least 20 of them are repeat offenders. d. Between 21 and 25 (including 21 and 25) of them are repeat offenders.
About 8% of males are colorblind. A researcher needs colorblind subjects for an experiment and begins checking potential subjects. a. On average, how many men should the researcher expect to check before finding one who is colorblind? b. What's the probability that she won't find anyone who is colorblind among the first 4 men she asks? c. What's the probability that the first colorblind man found will be the 6" man checked? d. What's the probability that she finds someone who is colorblind before checking the 7th man?
Find the probability of student being both female and good?
48% of all violent felons in the prison system are repeat offenders. If 38 violent felons are randomly selected, find the probability that a. Exactly 17 of them are repeat offenders. b. At most 17 of them are repeat offenders. c. At least 17 of them are repeat offenders. d. Between 14 and 20 (including 14 and 20) of them are repeat offenders.
7. According to a college survey, 22% of all students work full time. In a survey of 14 students, what is the probability that no more than 2 of them work full time?
a. Assuming that the rate of 23.9% is correct, find the probability that 398 or more of the 1482 adults have sleepwalked. b. Is that result of 398 or more significantly high? c. What does the result suggest about the rate of 23.9%?
46% of all violent felons in the prison system are repeat offenders. If 49 violent felons are randomly selected, find the probability that a. Exactly 22 of them are repeat offenders. b. At most 25 of them are repeat offenders. c. At least 20 of them are repeat offenders. d. Between 17 and 24 (including 17 and 24) of them are repeat offenders.
48% of all violent felons in the prison system are repeat offenders. If 44 violent felons are randomly selected, find the probability that a. Exactly 18 of them are repeat offenders. Correct b. At most 20 of them are repeat offenders. c. At least 19 of them are repeat offenders. d. Between 14 and 19 (including 14 and 19) of them are repeat offenders.
55% of all violent felons in the prison system are repeat offenders. If 38 violent felons are randomly selected, find the probability that a. Exactly 22 of them are repeat offenders. b. At most 20 of them are repeat offenders. c. At least 20 of them are repeat offenders. d. Between 18 and 23 (including 18 and 23) of them are repeat offenders.
If a card is drawn from a deck of 52 playing cards, what is the probability of getting a face card or a red card? A. 3/13 B. 1/2 C. 11/13 D. 19/26
61% of all violent felons in the prison system are repeat offenders. If 41 violent felons are randomly selected, find the probability that a. Exactly 24 of them are repeat offenders. b. At most 26 of them are repeat offenders. c. At least 22 of them are repeat offenders. d. Between 22 and 27 (including 22 and 27) of them are repeat offenders.
7. 64% of all violent felons in the prison system are repeat offenders. If 40 violent felons are randomly selected, find the probability that a. Exactly 23 of them are repeat offenders. ?b. At most 28 of them are repeat offenders. ?c. At least 27 of them are repeat offenders. ?d. Between 23 and 30 (including 23 and 30) of them are repeat offenders. ?