If a test is a robust test, a. it is sensitive to its ...

[Redwolflake15]

If a test is a robust test,
 
  a. it is sensitive to its underlying mathematical assumptions
  b. it doesn't estimate any population parameters
  c. it is insensitive to its underlying mathematical assumptions
  d. it often may be used despite violations of its underlying mathematical assumptions
  e. it is insensitive to its underlying mathematical assumptions and it often may be used despite violations of its underlying mathematical assumptions

Question 2

Using the t test for independent groups, a directional alternative hypothesis predicts _________.
 
  a. 1 > 2
  b. 1 = 2
  c. 1 < 2
  d. 1 > 2 or 1 < 2, depending on the direction

[rleezy04]

Answer to Question 1

E

Answer to Question 2

D

[Redwolflake15]

TYSM

[TheDev123]

Excellent