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Author Question: What is a probability sampling plan? a. A sampling method where everyone in the population must ... (Read 135 times)

fnuegbu

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on: Jul 24, 2018
What is a probability sampling plan?
 a. A sampling method where everyone in the population must have a specified chance of making it into the sample.
  b. A sampling method where every conceivable group of people of the required size has the same chance of being the selected sample.
  c. A sampling method where each individual in the population has an equal probability of being selected to be in the sample.
  d. None of the above

Question 2

Which is better, a survey of 50,000 people who participated on an Internet web site, or a survey of 5,000 people where a computer was used to randomly choose the survey participants?


raenoj

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Reply #1 on: Jul 24, 2018
Answer to Question 1

A

Answer to Question 2

THE SAMPLE OF 5,000 . THIS IS A SIMPLE RANDOM SAMPLE. THE INTERNET SURVEY REPRESENTS A CONVENIENCE SAMPLE, WHICH IS BIASED.


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fnuegbu

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Reply #2 on: Jul 24, 2018
Both answers were spot on, thank you once again


raenoj

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Reply #3 on: Jul 24, 2018
Great! Please up vote :D


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