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Author Question: Descriptive statistics are used to: a. tell us how accurately we can infer from the part to the ... (Read 39 times)

rosent76

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on: Jun 20, 2018
Descriptive statistics are used to:
 
  a. tell us how accurately we can infer from the part to the whole.
  b. Enable us to organize, summarize and describe our observations.
  c. Both a and b.

Question 2

What is the purpose of a null hypothesis in a research study?
 
  What will be an ideal response?


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carlsona147

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Reply #1 on: Jun 20, 2018
Answer to Question 1

B

Answer to Question 2

A null hypothesis permits researchers to assess whether an apparent relationship is genuine or is likely to be a function of chance. If statistical tests indicate that the observed relationship has only a very slight probability of occurring by chance, then we can reject the null in favor of the alternate hypothesis.


rosent76

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Reply 2 on: Jun 20, 2018
YES! Correct, THANKS for helping me on my review

cici

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Reply 3 on: Yesterday
Wow, this really help

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