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Author Question: What is the main purpose of using a random sample in a study? ... (Read 57 times)

beccaep

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on: Jul 24, 2018
What is the main purpose of using a random sample in a study?

Question 2

One of the complications that can arise with observational studies is using the past as a source of data. This type of study is called a __________ study.
 Fill in the blank(s) with correct word


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nathang24

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

SO THAT THE RESULTS CAN BE EXTENDED TO THE POPULATION FROM WHICH THE SAMPLE WAS DRAWN.

Answer to Question 2

RETROSPECTIVE


beccaep

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Reply 2 on: Jul 24, 2018
Gracias!

Mochi

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Reply 3 on: Yesterday
Wow, this really help

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