5.In a survey conducted by the Athletics Department of a certain school, student-respondents wereasked: "What is your favorite sport to watch?" Basketball and volleyball ranked number 1 and 2in terms of preference. Assume that in a group of 10 students, seven prefer basketball and threeprefer volleyball. A random sample of three of the students is selected.a. What is the probability that exactly two prefer basketball?b. What is the probability that the majority (either 2 or 3) prefer basketball?

Suppose there is a finite population of size N that contains exactly K objects that has a specified…

Answered: 5. In a survey conducted by the…

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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2. A psychology class consists of 14 males and 36 females. If the professor selects names from the class list using random sampling, a. What is the probability that the first student selected will be a female? 8. I b. If a random sample of n = 3 stu dents is selected and the first two are both females, what is the prob- ability that the third student selected will be a male? CRE NA
Organ Donors USA Today provided information about a survey of 5100 adult Internet users. Of the respondents, 2346 said they are willing to donate organs after death. In this survey conducted for Donate Life America, 100 adults were surveyed in each state and the District of Columbia, and results were weighted to account for the different state population sizes. a. What percentage of respondents said that they are willing to donate organs after death? b. Based on the poll results, what is the probability of randomly selecting an adult who is willing to donate organs after death? c. What term is used to describe the sampling method of randomly selecting 100 adults from each state and the District of Columbia?
The table shows the preferences of 40 students surveyed about the design of a new t-shirt for students who are graduating this year. Sleeves short sleeves long sleeves pink 12 5 black 14 9 What is the probability that a student surveyed, selected at random, preferred a pink t-shirt with long sleeves?
Suppose that 100 patients are asked to rate the services provided by a local hospital. Therating options are: 1 (Outstanding), 2 (Good), 3 (Okay), 4 (Poor), and 5 (Terrible). Theresults of the survey show that 15 people listed the services as Outstanding, 38 as Good,25 as Okay, 13 as Poor, and 9 as Terrible. Find the probability distribution for the hospitalservices rating.
Mr. Blackwells's class is conducting an experiment to find the probability of pulling certain colors from a bag of 25 marbles. If 2 are purple, 4 are yellow, 3 are green, and the rest are black, what is the probability of drawing a purple and yellow if the marbles are not replaced after they are picked?A. 1/150 B. 8/625 C. 2/75 D. 1/75
How do I solve this problem? In Guelph, a convenience store plans to form a team of three employees to boost its sales. To do this, the owner tosses a fair coin. A male employee makes the team if the coin turns up head. A female employee makes it otherwise. A. Find the sample space associated with this random experiment. B. What is the probability that at most two women will make the team? C. What is the probability that at least two women will make the team? What is the probability that less than two women will make the team? D. If there is at least one woman in a team of 3 employees, what is the probability of having two men in that team
A multiple-choice examination has 11 questions, each with five possible answers, only one of which is correct. Suppose that one of the students who takes the examination answers each of the questions with an independent random guess. What is the probability that he answers at least six questions correctly? a. 0.1064 O b. 0.2117 O C. 0.0117 O d. 0.3064 O e. 0.3117
Use the data in the following table, which lists the survey results of 558 university-affiliated individuals and their attitudes regarding working and learning remotely. Assume that individuals are randomly selected from those included in the table. Affiliation Type Preference Undergrad Grad Staff Faculty 106 91 33 145 Remote 86 59 22 16 Hybrid or In Person Answer the following questions. If two of the individuals are randomly selected without replacement, what is the probability of both selected individuals having a preference for Remote working and learning? 0.672 (Round to three decimal places as needed.) If one of the individuals is randomly selected, what is the probability of selecting an individual that is Faculty and has a preference for Remote working and learning? 0.260 (Round to three decimal places as needed.) If one of the individuals is randomly selected, what is the probability of selecting an individual that is Staff or has a preference for Remote working and learning?…
Which of the following is NOT a random variable? A, The heights of randomly-selected buildings in New York City B, The suit of a card randomly-selected from a 52-card deck. C. The number of children in randomly-selected households in the United States. D. The amount of money won (or lost) by the next person to walk out of a casino in Las Vegas.
Roll a Diea. Suppose you roll a single die and count the number of dots on top. List the sample space ofall possible outcomes.b. Assign probability to the outcomes of the sample space from part (a). Do the probabilitiesadd up to 1? Should they add up to 1? Explainc. What is the probability of getting a number less than 5 on a single throw?d. What is the probability of getting 5 or 6 on a single throw?
Fifty students were surveyed about their favorite fruit. The following Venn diagram shows the result of the survey: Answer the following questions. 1. If a student is randomly chosen, what is the probability that the student has mango and apple as his or her favorite fruit? Mango 10 3 2. If a student is randomly chosen, 2 what is the probability that the student has banana or apple as his or her favorite fruit? 15 Apple Banana 3. If a student is randomly chosen, what is the probability that the student has only both mango and banana as his or her favorite fruit? 2 4.
Use the table below to find the chance that a randomly selected person on the student government board is either has off-campus housing or is a sophomore. Students on the Student Government Board Classification On-Campus Housing Off-Campus Housing Freshman 1 Sophomore 3 Junior 0. Senior 4. Graduate Student 3.

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