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Author Question: Although statistics are calculated to represent parameters, we know that there can be a difference ... (Read 85 times)

viki

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Although statistics are calculated to represent parameters, we know that there can be a difference between the calculated statistic and population parameters. This difference is called
 
  a. sampling error
  b. sampling frame
  c. sampling difference
  d. parameter difference

Question 2

In a longitudinal study of a behavior, a researcher would
 
  a. select groups of participants from each age group and study each group at one time.
  b. observe and participate in the behavior in question.
  c. measure the degree to which the behavior changed when a factor thought to influence it also changes.
   d. study one group of similarly aged people multiple times over a long period of time.



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kaillie

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Answer to Question 1

A

Answer to Question 2

D




viki

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Reply 2 on: Jul 13, 2018
Wow, this really help


rleezy04

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

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