Identify which type of sampling is used: random, systematic, convenience, stratified, or cluster.To determine customer opinion of their check-in service, American Airlines randomly selects 40 flights during a certain week and surveys all passengers on the flights.Which type of sampling is used?O A. SystematicO B. RandomO C. ClusterD. ConvenienceO E. Stratified

Given that To determine the customer opinion of their check in service American airlines randomly…

Answered: Identify which type of sampling is…

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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Identify the sampling technique used to obtain the following sample. The first 25 students leaving the library are asked how much money they spent on rent for the semester. Choose the correct sampling technique below. O A. Convenience sampling O B. Cluster sampling O C. Stratified sampling O D. Systematic sampling O E. Random sampling base arsc Get more help - Clear all Check answer Type here to search
Identify the sampling technique used. Every fifth person boarding a plane is searched thoroughly. A. convenience B. systematic C. stratified D. cluster E. random
Determine whether the sampling is dependent or independent. Indicate whether the response variable is qualitative or quantitative.A psychologist wants to measure the effect of music on memory. He randomly selects 80 students and measures their scores on a memory test conducted in silence. The next day he measures their scores on a similar test conducted while classical music is playing. The mean score without music is compared to the mean score with music. Group of answer choices a.quantitative, dependent b.qualitative, independent c.qualitative, dependent d.quantitative, independent
2
Sony wants to administer a satisfaction survey to its current customers. Using their customer database, the company randomly selects 90 customers and asks them about their level of satisfaction with the company. What type of sampling is used? O A. Systematic O B. Stratified O C. Convenience O D. Simple random O E. Cluster
Determine the type of sampling used in the following scenario. A student wants to know the average height of the class. The student asks 3 male classmates and 3 female classmates for their height. simple random sampling stratified sampling cluster sampling systematic sampling convenience sampling
2
You are the operations manager for an airline and you are considering a higher fare level for passengers in aisle seats. How many randomly selected air passengers must you survey? Assume that you want to be 95% confident that the sample percentage is within 5.5 percentage points of the true population percentage. Complete parts (a) and (b) below. a. Assume that nothing is known about the percentage of passengers who prefer aisle seats. (Round up to the nearest integer.) b. Assume that a prior survey suggests that about 33% of air passengers prefer an aisle seat. n3= (Round up to the nearest integer.)
You are the operations manager for an airline and you are considering a higher fare level for passengers in aisle seats. How many randomly selected air passengers must you survey? Assume that you want to be 90% confident that the sample percentage is within 5.5 percentage points of the true population percentage. Complete parts (a) and (b) below. a. Assume that nothing is known about the percentage of passengers who prefer aisle seats. (Round up to the nearest integer.) b. Assume that a prior survey suggests that about 38% of air passengers prefer an aisle seat. (Round up to the nearest integer.)
Identify the sampling techniques used in each scenario. a candidate for the local school board surveyed parents picking up their children from the public school on three school days in the last month.

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