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.
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