5. A community college employs 89 full-time faculty members. To gain the faculty's opinions aboutan upcoming building project, the college president wishes to obtain a simple random samplethat will consist of 9 faculty members. He numbers the faculty from 1 to 89.a.Using the provided random number table, the president closes his eyes and drops his inkpen on the table. It points to the digit in row 3, column 6. Using this position as thestarting point and proceeding downward, determine the numbers for the 9 facultymembers who will be included in the sample. The numbers for the faculty members are:i. 12ii. 89iii. 75iv. 04V. 29vi. 38vii. 79viii. 63ix. 84

Answered: Image /qna-images/answer/57f07fa0-74c7-4bec-bbfd-6364e17d1cd5.jpg

Answered: A community college employs full-time…

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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A big concert was held at the Bowl. Men and women had to go through separate lines to enter. The turnstile on the female entrance showed a total count of 1595 females, but the males turnstile was broken. A sample was taken from the 200 seats in section A, which showed 74 males in the section. Use the male count from section A to estimate the total number of people attending the concert. (Assume none of the seats were empty.)
Name the type of sampling: Ashley got a list of all the students in the school and used a random number generator to select the students to be surveyed.
For a school project, 3 students need to produce a sample of students at their school. Which of the following methods leads to a random sample? a Asking each of their friends to a a name 3 friends. b Writing all the names of students they know on a list and picking. c Numbering all the students at the school and produce a sample from a random list of numbers. d Calling for volunteers on social media.
A standardized exam's scores are normally distributed. In a recent year, the mean test score was 1482 and the standard deviation was 315. The test scores of four students selected at random are 1910, 1200, 2210, and 1390. Find the z-scores that correspond to each value and determine whether any of the values are unusual. The z-score for 1910 is (Round to two decimal places as needed.)
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Task-1. A professor at a university is wishing to determine whether his introductory statistics class has a good grasp of basic math or not. For this purpose, he chooses six students from his class and gives them a math proficiency test. To have a good grip of basic maths, the professor wants the class score above 70 marks on the test. The scores that the sample of six students gets are 62, 92, 75, 68, 83, and 95. Can the professor say with 90% confidence that the mean score for the whole class on the test would be above 70?
Dr. A. Ventura is interested in determining what kinds and how many pets people own in Bakersfield. He stands outside Petco and asks people what kind of pet they own. This is the result of his survey: dog=1; cat=2; bird=3; reptile=4; fish=5; other=6 1,1,2,2,2,1,1,3,2,3,1,1,1,2,2,4,4,2,2,1,1,1,5,4,3,4,1,1,1,2,2,6,1,1,2,2,1,2,1,2,6,3,4,5
Race organizers want to survey the participating runners on the quality of the running course. Which of the following uses systematic random sampling? Select the first 15 finishers and the last 15 finishers to take the survey. Randomly select 15% of the male participants and 15% of the female participants. Select the 5th finisher (with the number 5 being randomly chosen) to survey, then survey every 15th finisher after that. Sort all of the runners' names alphabetically, then randomly choose 2 letters and survey all participants whose last name begins with one of those letters.
Gary Chalmers is giving a sample of students at Springfield Elementary School IQ tests. To select his sample, he sorts the students based on their birth date, from oldest to youngest, and selects every 32nd student starting with the 17th. What sampling method did Gary employ?
PLEASE ANSWER ITEMS 2-8
Local parents and their children were invited to the grand opening of a daycare center. Each of the 153 attendees got to spin a wheel to win a prize. The table below summarizes the data on the attendees and their prizes. Pencil Cup Magnet Parent 17 48 7 Child 16 36 29 Suppose an attendee from the grand opening is chosen at random. Answer each part. Do not round intermediate computations, and round your answers to the nearest hundredth. (If necessary, consult a list of formulas.) (a) What is the probability that the attendee is a child or won a pencil? ? (b) What is the probability that the attendee is a parent, given that the attendee won a cup?
Catherine Chao, Director of Marketing Research, needs a sample of households to participate in the testing of a new toothpaste package. She directs the seven members of her staff to find five households each. Catherine's sample is a cluster sample proportionate stratified sample quota sample disproportionate stratified sample simple random sample O O O

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