To test whether a true difference exists between two group percentages,we test the ________ that the difference in their population parameters is zero.
A)male female
B)null parameter
C)null parameter.
D)null alternative
E)all of the above

Question

Quizplus · Accepted Answer

The correct term is "null hypothesis," which posits that there is no significant difference between specified populations, any observed difference being due to sampling or experimental error. The term "null parameter" is a misnomer, but "null hypothesis" is what is being described.

To Test Whether a True Difference Exists Between Two Group