4. Occidental University has 2000 male and 500 female faculty members. A universityadministrator wants to know if male and female faculty members differ in their opinion of thetenure review process. A survey asks 100 randomly selected male and 100 randomly selectedfemale faculty member their opinions about the tenure process.A. What is the population?B. What form of probability sampling is used to select the total sample?C. The persons running the survey accidentally leave out faculty who are not full professors(e.g. associate and assistant professors) from the list of persons interviewed. In drawing7conclusions about the population, is this likely to cause problems of nonresponse,undercoverage, response bias, or none of these?

Given that 2000 male 500 female 100 random sample of male and 100 female selected We have to find…

Answered: 4. Occidental University has 2000 male…

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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1. You are going to ask people if they like ice cream, recording the answer Yes or No. You are going to ask until someone says Yes or you have asked four people. Write out the sample space for this random phenomenon.
I. There are 8 different fruity flavors in Brach's Sweet and Sour Variety Mix. The manufacturer says that a package contains about 280 pieces. You bought a bag to give out for Halloween. a) Your favorite flavor is LemonHead – how many LemonHead pieces do you expect to find in this bag? b) If it turns out that there 40 LemonHeads in the bag do you think the difference between what occurred and what you would expect by chance is statistically significant? Explain. c) If it turns out that there are 70 LemonHeads in the bag do you the difference between what occurred and what you would expect by chance is statistically significant? Explain.
6. An inspector for the U.S. Food and Drug Administration obtains all vitamin pills produced in an hour at the Health Supply Company. She thoroughly mixes them, then scoops a sample of 10 pills that are to be tested for the exact amount of vitamin content. Does this sampling plan result in a random sample? Explain.
15 Snow Ball sampling is a. Also known as cluster sampling b. Non probability sampling methods c. Probability sampling methods d. Same as quota sampling
1. XYZ Cable corporation employs 2,500 people. If a random sample of 165 is taken from the entire population by systematic sampling. From which number will you choose the starting number?
b) A careers advisor at a university is interested in finding out details relating to occupations of the university's graduates one, three and seven years after graduation. i) The careers advisor is wondering whether to use probability sampling or non-probability sampling techniques to enroll those alumni who graduated one, three and seven years ago. Explain how probability sampling and non-probability sampling techniques differ in their construction. ii) The careers advisor decides to use non-probability sampling techniques to enroll those alumni. Give one (1) advantage and one (1) disadvantage of this sampling technique for the proposed survey. i) Since the careers advisors are interested in three different university alumni which are those who are graduated one, three and seven years after graduation, suggest the best non-probability technique to be used to achieve the objective. Outline a sampling methodology that the careers advisor could use to enroll the sample.
A. When the sample is selected by picking people based on their position on a list using a sampling interval, what type of sampling is being done? B. When the sample is selected by breaking the sample up into groups based on a preexisting quality and samples from each of the existing groups, what type of sampling is being done? C. If a researcher is given a list of all 51,000 students that go to the university and each student has a 10% chance of being selected to participate in the study, what type of sampling has occurred? Options: Cluster Stratified Convienence Systematic Simple Random
Please answer the question no explanation needed just give the answer
When the Bureau of Labor Statistics conducts a survey, it begins by partitioning the United States adult population into 2,0072,007 groups called primary sampling units. Assume that these primary sampling units all contain the same number of adults. If you randomly select one adult from each primary sampling unit, is the result a simple random sample. Why or why not?
Which of the following is an example of judgment sampling? A. The Texas House of Representatives has 85 Republicans and 65 Democrats. To estimate how the representatives will vote on a certain bill, 17 randomly choosen Republican members and 13 randomly choosen Demmocratic members are interviewed on their opinions. B. To gather the opinions on a certain fashion line, a magazine interviews other respected fashion designers. C. To inspect the quality of goods from a production line, every 50th item produced is tested. D. An airport wants to measure customer satisfaction. The researcher only approaches travelers who are waiting at a gate or browsing a airport shop.
1.A bag of candy was opened and the number of pieces was counted. The results are shown in the table below: Color FrequencyRed 25Brown 20Green 20Blue 15Yellow 10Orange 10 a. List the sample space for this problem. b. What is the probability that a candy chosen at random is blue or red. c.What is the probability that a candy chosen at random is not blue or red.
Five state officials are listed to the right. Lieutenant Governor (L) Secretary of State (S) Attorney General (A) Representative (R) Press Secretary (P) a. List the 10 possible samples (without replacement) of size 3 that can be obtained from the population of five officials. b. If a simple random sampling procedure is used to obtain a sample of three officials, what are the chances that it is the first sample on your list in part (a)? the second sample? the tenth sample? a. List all 10 possible samples (without replacement) of size 3. Use the letter abbreviation for each official. (Use a comma to separate answers as needed.) b. What is the chance that the first sample in your list is selected? Type an exact answer.) What is the chance that the second sample in your list is selected? Type an exact answer.) What is the chance that the tenth sample in your list is selected? (1)

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