**3. At the time of the Avery case, there were 165,814 African-Americans in the Fulton County population of 691,797. Suppose that a 12-member jury is randomly selected from the population of Fulton County.**a. What is the probability that the first juror selected is African-American? Is it reasonable to use this same probability for each trial? Explain why or why not.b. Complete this probability distribution table for the number of African-Americans on a jury that really was randomly selected from the population of Fulton County.| Number of African-Americans, x | Probability, P(x) ||--------------------------------|-------------------|| 0 | || 1 | || 2 | || 3 | || 4 | || 5 | || 6 | || 7 | || 8 | || 9 | || 10 | || 11 | || 12 | || Total | |c. What is the expected number of African-Americans who would be on a jury of 12 people selected at random from the population of Fulton County?

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

Answered: 3. At the time of the Avery case, there…

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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Steve and Silva are both members of a population, and a simple random sample is being conducted. If the chance of Steve being selected is 98,000 what is the chance of Silva being selected? OA. 98,000 1 O B. 98 1 O C. 9800 OD. 980
4. At a drop-in mathematics tutoring center, each teachersees 4 to 8 students per hour. The probability that a tutor sees 4 students in an hour is 0.110; 5 students, 0.156;6 students, 0.285;and 7 students, 0.315. a. Find the probability that a tutor sees 8 students in an hour. b. Construct the probability distribution for the given data. c. Construct a graph for the probability distribution.
C efa cude Cours After completing an inventory of three warehouses, a golf club shaft manufacturer described its stock of 12,246 shafts with the percentages given in the table. Suppose a shaft is selected at random from the 12,246 currently in stock, and the warehouse number and type of shaft are observed. Given that the shaft is produced in warehouse 2, find the probability it has an extra stiff shaft. Give your answer as a decimal rounded to the nearest thousandth. Assig Guide eText StatC Activi OA. 0.538 OB. 0.609 OC. 0.520 OD. 0.824 Grad Multi Inter Assig Skills Tools F1 @ F2 F3 000 000 F4 % F5 F6 & J F7 * 1 Warehouse 2 3 Time Remaining: 00:50:17 FB F9 Type of Shaft Regular Stiff Extra Stiff 19% 8% 6% 14% 4% 3% 18% Next F10 F11 28% 0% see s
The following table shows the distribution of murders by type of weapon for murder cases in a particular country over the past 12 years. Complete parts (a) through (e). Probability Weapon Handgun 0.472 Rifle 0.024 Shotgun Unknown firearm 0.034 0.144 Knives 0.133 Hands, fists, etc. 0.055 Other 0.138 ... O A. If 1000 murders were randomly selected, we would expect about 58 of them to have resulted from a rifle or shotgun. O B. If 1000 murders were randomly selected, exactly of them would have resulted from a rifle or shotgun. (c) What is the probability that a randomly selected murder resulted from a handgun, rifle, or shotgun? P(handgun, rifle, or shotgun) = 0.530 (Type a decimal rounded to three decimal places as needed.) Interpret this probability. Select the correct choice below and fill in the answer box to complete your choice. A. If 1000 murders were randomly selected, we would expect about 530 of them to have resulted from a handgun, rifle, or shotgun. B. If 1000 murders were…
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
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. Giving a test to a group of students, the grades and gender are summarized below. If one student was chosen at random, find the probability that the student was female or earned a B. A B C Total Male 8 18 13 39 Female 10 4 12 26 Total 18 22 25 65
5.
1. Based on the table that is attached below, what is the probability that a randomly selected man resident is a smoker? 0.571 0.70 0.40 0.90
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A poll asked people with and without children under 18 years old if they frequently experienced stress. The results are shown in the accompanying table. Complete parts (a) through (c) below. Frequently Experience Stress Yes No Total With child under 296 234 530 18 уears No child under 196 314 510 18 years Total 492 548 1040 a. Find the probability that a randomly chosen person from this group said "Yes," given that the person has a child under 18 years old. (Type an integer or decimal rounded to four decimal places as needed.) b. Find the probability that a randomly chosen person from this group said "Yes," given that the person does not have a child under 18 years old. (Type an integer or decimal rounded to four decimal places as needed.) c. Find the probability that a randomly chosen person from this group said "Yes" or had a child under 18 years old. (Type an integer or decimal rounded to four decimal places as needed.)

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