If a social worker is writing a section of the research report to help clarify how the measures ...

If a social worker is writing a section of the research report to help clarify how the
  measures were administered, he/she is composing which section?
 
  a. Sample Description
  b. Research Design
  c. Measures
  d. Data Collection Procedures

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What section of the research study should detail the instruments that were used to
  measure the concepts or construct under investigation?
 
  a. Sample description
  b. Research Design
  c. Measures (data sources)
  d. Lit Review

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Suppose a statistics class has a distribution of grades with a mean of 70 and standard
  deviation of 15 . What score is at the 40th percentile?
 
  What will be an ideal response