Weighing the Evidence When we set up statistical tests, we assume that
A)the alternative hypothesis is true.
B)the independent variable had no effect.
C)Type 1 errors are less costly than Type 2 errors.
D)variability is different within each treatment group.

Question

Quizplus · Accepted Answer

When setting up statistical tests, the assumption is typically that the independent variable had no effect, which corresponds to the null hypothesis. The alternative hypothesis (that there is an effect) is what is being tested against this assumption. Choices A, C, and D are not assumptions made at the setup of statistical tests.

Weighing the Evidence When We Set Up Statistical Tests, We