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Author Question: A convenience sample is a sample that can be easily and simply obtained with random selection. ... (Read 84 times)

Arii_bell

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on: Jul 24, 2018
A convenience sample is a sample that can be easily and simply obtained with random selection.
  Indicate whether the statement is true or false

Question 2

Which of the following statements is true when small samples are used to estimate the true population mean where the population standard deviation is unknown?
 a. The standard normal distribution must be used to obtain the critical value.
  b. The t distribution must be used to obtain the critical value.
  c. The margin of error for the confidence interval estimate tend to be very small.
  d. All of these.
  e. None of these.


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Juro

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

F

Answer to Question 2

B


Arii_bell

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Reply #2 on: Jul 24, 2018
Thanks


Juro

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Reply #3 on: Jul 24, 2018
Welcome :)


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