An electronics company wants to compare the quality of their cell phones to the cell phones from three competitors. They sample 10 phones from each company and count the number of defects for each phone. If ANOVA were used to compare the average number of defects, then the treatments would be defined as:
A) The number of cell phones sampled.
B) The average number of defects.
C) The total number of phones.
D) The four companies.

Question

Quizplus · Accepted Answer

The treatments in ANOVA refer to the different categories or groups being compared, which in this case are the four different companies producing cell phones. Therefore, the treatments would be defined as the four companies.

An Electronics Company Wants to Compare the Quality of Their