Which two of the following are not characteristics of surveys? A. The study compares two or more treatments.
OB. Statistical analysis is applied to the results of the study.
O c. The study involves one or more treatment groups and a control
group.
D. Data are gathered during the course of the study.

The study involves one or more treatment groups and a control

group.

for ex: the reciprocal of 3/4 is 4/3. it is the opposite.

reciprocal definition:

a mathematical expression or function so related to another that their product is one; the quantity obtained by dividing the number one by a given quantity.

answer: 1475

step-by-step explanation:

becuase you have to know what they are asking you