When is the Spearman-Brown prophecy formula used? A) To ...

[Tazate]

When is the Spearman-Brown prophecy formula used?
 
  A) To estimate how reliable a scale would be with more items
  B) To estimate how reliable a scale would be with fewer items
  C) To estimate how valid a scale would be with more items
  D) To estimate how valid a scale would be with fewer items

Question 2

Missing values codes must be ones that have not been used for actual pieces of information.
 
  A) True
  B) False

[blfontai]

Answer to Question 1

B

Answer to Question 2

A

[Tazate]

Great answer, keep it coming

[amcvicar]

Thanks for the timely response, appreciate it