Why would a researcher want to insure that every person in the ...

[Alygatorr01285]

Why would a researcher want to insure that every person in the larger group of study has an equal chance
  of being included in the sample?
 
  A) It provides important epidemiological information such as the prevalence and incidence of the
  disorder.
  B) This helps eliminate a correlational relationship.
  C) It increases the chances of finding a causal relationship.
  D) It increases the researcher's ability to generalize findings to the larger group.

Question 2

Jim was given an intelligence test in March and re-administered the same test one year later. His score both times was the same. This indicates that the intelligence test has
 
  a) high test-retest reliability.
  b) highinterrater agreement.
  c) internal consistency.
  d) none of the above.

[dajones82]

Answer to Question 1

D

Answer to Question 2

a

[Alygatorr01285]

TYSM

[Joy Chen]

Gracias!