In which of the following ways did Paul( 1966 ) separate the ...

[melly21297]

In which of the following ways did Paul( 1966 ) separate the improvement due to
  spontaneous remission, to the placebo effect, and to the therapy itself?
 
  A) He used a single independent variable
  B) He used a single type of therapy
  C) He used two control groups
  D) He used three control groups

Question 2

In conducting multi-level research, the formula, 1-(1-)c , represents the formula used for estimating
 
  a. the likelihood of committing a Type I error when performing multiple tests.
  b. the inter-rater reliability among multiple observers recording the same events.
  c. the strength of the relationship between the independent and dependent variables.
  d. the calculated value of F in analysis of variance.

[irishcancer18]

Answer to Question 1

C

Answer to Question 2

a

[melly21297]

TYSM

[mochi09]

Gracias!