Which two of the following are not characteristics of surveys ? ?
a. statistical analysis is applied to the results of the study
b. the study involves on or more treatment groups and a control group
c. the study compared two or more treatments
d. data gathered during the course of the study

The box plot shows the number of raisins found in sample boxes from brand c and from brand d. each box weighs the same. what could you infer by comparing the range of the data for each brand? a) a box of raisins from either brand has about 28 raisins. b) the number of raisins in boxes from brand c varies more than boxes from brand d. c) the number of raisins in boxes from brand d varies more than boxes from brand c. d) the number of raisins in boxes from either brand varies about the same.

What is x3+3x2−16x−48 divided by x−1?

What is the result of adding the system of equations? 2x+y=4 3x-y=6