For a school project, 3 students need to produce a sample ofstudents at their school. Which of the following methodsleads to a random sample?Writing all the names of students they know on a list andpicking.Numbering all the students at the school and produce asample from a random list of numbers.Asking each of their friends to a a name 3 friends.Calling for volunteers on social media.

Random sampling a.k.a. simple random sampling (SRS) is a sampling technique of taking a subset of…

Answered: For a school project, 3 students need…

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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Do what is ask. Show complete solution The Commission on Higher Education is conducting random drug testing in colleges and universities. You are the officer assigned to conduct the test in Sayote Institute of Technology. The school has a population of 672 students. The school director has given you a list of the names of these students. You only need 10 randomly selected students to be tested. You are to give instructions to the school director on how you are going to select the 10 students by applying your knowledge of the methods of sampling. To do the task well, you need to ensure that the sample is selected randomly. After doing this, list all the names of the 10 students to be tested and give it to the school director.
A boxplot for a set of 80 scores is given below. How many scores are represented in the blue section of the boxplot? Answer: 5 6 7 8 9 DATA 10 11 12 13
In order to see which brand of golf balls is best (as measured by distance travelled), an experiment is set up where a mechanical driver hits 5 balls of each of 3 brands. Brand: (Callaway, Callaway, Callaway, Callaway, Callaway, Nike, Nike, Nike, Nike, Nike, Titleist, Titleist, Titleist, Titleist, Titleist) Distance: (296, 264, 269, 269, 277, 269, 269, 259, 274, 265, 298, 298, 310, 314, 293) We initally performed global F-test to this data at a = 0.05 and the result showed that there was a difference in mean distance between brands. Now, we want to perform pairwise t-test for each pair of brands adjusting with the Bonferroni methodology. What is the correct alpha level to be used for each pairwise t-test? O 0.2 O 0.05 O 0.15 O 0.025 O 0.0125 O 0.0167 0.0083
A survey found that 58% of American adults said they use the Internet. If 20 American adults are randomly selected, find the exact 12 will say they use the Internet.
Find the mode of the following amounts of exercise (in hours) randomly selected runners completed during a weekend. 2,14,14,4,2,4,1,14,4,4,8
Classify each sample as random, systematic, stratified, or cluster and explain your answer. Every seventh customer entering a shopping mall is asked to name his or her favorite store.
Ask 20 of your classmates about their favorite viand among the choices; ADOBO, SINIGANG and MENUDO. Tabulated the result or you may use a Venn diagram to show your sample space. a. P(Adobo) = 8 %3D b. P(Sinigang) =7 c. P(Menudo) = 5 Who among your classmates likes adobo or sinigang?
Explain why in a group of 20 people there must be at least two people who share the same birth month.
Identify the sample chosen for the study. The number of times 13 out of 22 students on your floor order take-out in a week. Answer O All students who order take-out in a week. O The 13 students on your floor. O The 22 students on your floor.
determine the number of outcomes if you choose an even number or an odd number greater than 25 between the numbers 1 through 50
Read the following prompt and complete 1.a, 1.e, 1.f
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

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