In conducting a test of significance, the researcher is determining whether the results of one sample fall outside the null hypothesis zone, which usually is:
A) within the 95% zone
B) outside of the 5% zone
C) within the 68% zone
D) outside of the 95% zone

Question

Quizplus · Accepted Answer

The null hypothesis zone is typically set at the 5% level of significance, meaning that if the results fall outside of this zone (either above the upper limit or below the lower limit), it is unlikely that they occurred by chance alone and the null hypothesis can be rejected. Therefore, option D, which states "outside of the 95% zone," is the best choice.

In Conducting a Test of Significance, the Researcher Is Determining