A coach wants quick feedback and surveys whoever happens to be in the gym after school that day. Which sampling technique is being used?单项选择题

题目图片
A

a. Voluntary response

B

b. Simple random

C

c. Stratified

D

d. Convenience

登录即可查看完整答案

我们收录了全球超50000道真实原题与详细解析,现在登录,立即获得答案。

类似问题

Which one is true?

Question at position 26 Each of the 30 NBA teams has 14 players. A sample of 60 players is to be chosen as follows. Each team will be asked to place 14 cards with its players' names into a hat and randomly select two names. The two names from each team will be combined to make up the sample. Will this method result in a simple random sample of 60 NBA players?Yes, because each player has the same chance of being chosenNo, because this is a cluster sampleNo, because this is a blocked sampleYes, because each team is equally representedNo, because this is a stratified sample

Question at position 21 During the morning announcements, students are asked to go out and vote for this year's Homecoming queen. At lunch, booths are set up for the students to fill out a ballot and place their ballot in the collection box. The student with the most votes wins. This is what type of sampling strategy?Voluntary ResponseStratifiedConvenienceSRSCluster

Question at position 25 As a political psychologist, Dr. Carr is investigating voting behaviors in rural areas. They create a list of all registered voters and select every 15th person on the list to participate in the study. This method is an example of:Systematic samplingSimple random samplingStratified samplingCluster sampling

更多留学生实用工具

加入我们，立即解锁 海量真题 与 独家解析，让复习快人一步！