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Author Question: To calculate the optimal sample size, all of the following information is needed except a. precision ... (Read 67 times)

jlmhmf

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on: Jun 29, 2018
To calculate the optimal sample size, all of the following information is needed except
 a. precision required c. estimate of population variance
  b. level of confidence () d. sample mean

Question 2

If the data are time-related, then a base year is usually chosen when calculating an index number.
 
 Indicate whether the statement is true or false


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beccamahon

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Reply #1 on: Jun 29, 2018
Answer to Question 1

D
The sample mean is not necessary to calculate the optimal sample size.

Answer to Question 2

T


jlmhmf

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Reply 2 on: Jun 29, 2018
Great answer, keep it coming :)

kalskdjl1212

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Reply 3 on: Yesterday
Wow, this really help

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