Of the approximately 300 million current U.S. residents, only about 30,000 have ever appeared in amovie. Only 30 of the current U.S. residents having appeared in a movie have ever won an Oscar forBest Actor, which is an award presented annually to the American actor who delivered the mostoutstanding performance in a leading movie role. A person is randomly selected from the currentU.S. residents. Let M represent the event the selected individual has appeared in a movie. Let Orepresent the event the selected individual has ever won an Oscar for Best Actor. Order thefollowing probabilities from smallest to largest.I. P(O)II. P(M)III. P(MO)IV. P(O|M)(A) I, III, II, IV(B) IV, II, I, III(C) IV, III, I, II(D) I, II, IV, III(E) IV, I, III, II

Given:U.S. residents: 300 millionResidents who have appeared in a movie: 30,000Residents who have…

Answered: Of the approximately 300 million…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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According to research, 55% of millennials (those born between 1981 and 1997) reported using a library or bookmobile within the last year. Suppose that a random sample of 200 millennials is taken. Complete parts a and b below. Since 195 is a. Complete this sentence: We would expect We would expect 110 of the sample to have used a library or bookmobile within the last year, give or take (Round to the nearest integer as needed.) b. Would it be surprising to find that 195 of the sample have used a library or bookmobile within the last year? Why or why not? be surprising. ▼than 2 of the sample to have used a library or bookmobile within the last year, give or take 1. from the it
d) Suppose we want to pick two numbers from {1,2, ..,100} randomly. What is the probability that the sum of the two picked numbers is divisible by 5.
Twelve light bulbs are tested to see if they last as long as the manufacturer claims they do. Three of the light bulbs fail the test. Two of the light bulbs are selected at random. a) Determine the probability that both of the bulbs failed the test. b) Determine the probability that neither of the bulbs failed test. c) determine the probability that at least one of the bulbs failed test.
The access code for a garage door consists of three digits. Each digit can be any number from 1 through 7, and each digit can be repeated. Complete parts (a) through (c). (a) Find the number of possible access codes. (b) What is the probability of randomly selecting the correct access code on the first try? (c) What is the probability of not selecting the correct access code on the first try?
Superpowers A total of 415 children from the United Kingdom and the United States who completed a survey in a recent year were randomly selected. Each student's country of origin was recorded along with which superpower they would most like to have: the ability to fly, ability to freeze time, invisibility, superstrength, or telepathy (ability to read minds). The data are summarized in the following table. Country U.K. U.S. Fly 54 45 Freeze time 52 44 Invisibility 30 37 Superpower 20 23 Superstrength Telepathy 44 66 a. What proportion of students in the sample are from the United States? b. Find the distribution of superpower preference for the students in the sample using relative frequencies. c. What percent of students in the sample are from the United Kingdom and prefer telepathy as their superpower preference?
There are three dice rolled at the same time. a. How many possible outcomes are there if the sum of the rolled dice is equal to five?
A manufacturing plant makes computer chips 24 hours a day. Employees work one of three, 8 hour shifts during the morning (2am-10am), day (10am-6pm), and night (6pm-2am). Below are data on the number of defective chips on a randomly chosen 24 hour period. Shift Morning Day Night Number of Defective Chips 23 26 47 Total Chips Manufactured 330 330 330 The plant manager thinks there might be more defective computer chips manufactured during the night shift compared to the day shift. Give appropriate statistical evidence to test the managers' claim.
The access code for a safe consists of three digits. Each digit can be any number from 1 through 7, and each digit can be repeated. Complete parts (a) through (c). (a) Find the number of possible access codes. (b) What is the probability of randomly selecting the correct access code on the first try? (c) What is the probability of not selecting the correct access code on the first try? (a) Find the number of possible access codes. The number of different codes available is nothing. (b) What is the probability of randomly selecting the correct access code on the first try? The probability of randomly selecting the correct access code is nothing. (Round to three decimal places as needed.) (c) What is the probability of not selecting the correct access code on the first try? The probability of not selecting the correct access code is nothing. (Round to three decimal places as needed.)
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