In a study in which scores on a math test are being used as a ...

[roselinechinyere27m]

In a study in which scores on a math test are being used as a dependent variable, the researcher discovers that the scores are positively skewed. This violates the assumption of normality for the t-test that the researcher planned to use.
 
  The best solution for the researcher is to
 
  A) not use the t-test because the results may not be valid.
  B) use another test that does not have the same assumptions.
  C) check if the t-test is robust to violations of normality.
  D) prorate the data so it fits a normal curve.

Question 2

If an assumption of a statistical test can be violated without threatening the validity of the conclusions drawn, the test is said to be ________ to violations of that assumption.
 
  A) withstanding
  B) robust
  C) strong
  D) powerful
 
  Fill in the blank with the correct answer.

[CharlieArnold]

Answer to Question 1

Answer: C

Answer to Question 2

Answer: B

[roselinechinyere27m]

Thanks

[CharlieArnold]

Welcome