A student council president wants to learn about the preferred theme for the upcoming spring dance. Select ALL the samples that are representative of the population.
A. All students at her lunch table.
B. Every fifteenth student who enters the school in the morning.
C. All students on her bus
D. Every ninth student from an alphabetical list of students
E. All seventh graders

the answers are B and D

Step-by-step explanation:

please let me know if I am wrong

I found about the answers by determine bias questions from non bias questions.

c

step-by-step explanation:

it isn't d, because the interquartile range is from 27-57. and the interquartile range is basically half the data, it's pretty obvious.

it isn't b, because like i said earlier, the interquartile range is from 27-57. 57-27 is 30. the real range has to be longer

not a either. although it looks like it, 3/4 of the data is not greater than 27. but if c is wrong than this should be correct

the correct answer is c, because 13 is the point in which the plot starts