Question

Which situation is an example of an observational study?
A. Placing different groups of people in different colored rooms and recording their mood
B. Finding the number of red jellybeans placed in an average jar of jellybeans by counting
C. Having customers fill out a questionnaire about their favorite brand of toothpaste
D. Dividing a class into thirds, giving each third a different amount of time to read, and then testing comprehension

Answer 1

A

Answer 2

yes A

Answer 3

Thanks @coltjoco

Answer 4

yup

Answer 5

do you know why

Answer 6

thanks

Answer 7

?

Answer 8

no i dont

Answer 9

bc ur recording and to do that u have to observe

Answer 10

its observational your observing

Answer 11

ooohh thanks guys:D

Answer 12

np

Answer 13

coltjoco i was just saying you have to give an explenation of how you got your answer cause i just got raided by messages

Answer 14

and people wont leave me alone on here now

Answer 15

the people with 99 and stuff

Answer 16

theyre annoying unless they r actually helping

Answer 17

yeah

Answer 18

no kidden

Answer 19

they told me not to reply to anyting unless i can explain

Answer 20

they cant even teach me how to do 1 +1

Answer 21

lmfao