Descriptive statistics are used to: a. tell us how accurately ...

[rosent76]

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?

[carlsona147]

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]

TYSM

[connor417]

Thanks for the timely response, appreciate it