Question

http://prntscr.com/6vsvm8

Answer 1

okay

Answer 2

@Donblue22

Answer 3

@k_lynn

Answer 4

@Donblue22

Answer 5

@HelpBlahBlahBlah

Answer 6

@SamsungFanBoy

Answer 7

@campbell_st

Answer 8

@dan815

Answer 9

@shifuyanli

Answer 10

@Hero

Answer 11

I AM HERE!

Answer 12

ok

Answer 13

hang on im working on it

Answer 14

It cant be B or D because the age of the people is not a variable

Answer 15

okay

Answer 16

the dependent variable is affected by the independent variable so can you figure out which is which

Answer 17

okay

Answer 18

it its a or d

Answer 19

the independent variable is the caffine because it affects the sleep

Answer 20

okaya or b

Answer 21

its a