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Author Question: Which pair of variables should produce a correlation near zero? a. model year (2003, 2004, etc.) ... (Read 106 times)

nmorano1

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on: Jun 19, 2018
Which pair of variables should produce a correlation near zero?
 
  a. model year (2003, 2004, etc.) and price for a used Honda
 b. driving distance from college and weekly cost of gas for commuters
  c. number of hours studying and number of errors on a math exam
  d. IQ and weight for a group of third-grade students

Question 2

A regression-discontinuity design is particularly attractive when ____.
 
  a. the researcher is evaluating a program that has already begun
  b. the unit of study is a community rather than an individual
 c. it is important that those who most need the treatment receive it
  d. there are concerns about selection-maturation effects


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Zack0mack0101@yahoo.com

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Reply #1 on: Jun 19, 2018
Answer to Question 1

d

Answer to Question 2

c


nmorano1

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Reply 2 on: Jun 19, 2018
Gracias!

nathang24

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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