Mathematics
Mathematics, 28.08.2019 04:30, Neon29

Without random assignment, which of the following can happen?
1.
naturally occurring confounding variables can result in an apparent relationship between the explanatory and response variables.
2.
the results may not be able to be extended to a larger population.
3.
many people in the study will drop out because they aren’t happy with the treatment they were assigned to. this will cause bias in the results.
4.
none of the above

answer
Answers: 1

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 13:30, hannahelisabeth19
One expression below in undefined, and the other expression has a well defined value. which expression is undefined and explain why it has no value. which expression is defined? what is the value of that expression and how do you know? what is a different expression using a trig inverse function that is also undefined?
Answers: 1
image
Mathematics, 21.06.2019 17:30, wilkinsserrano3
Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area
Answers: 2
image
Mathematics, 21.06.2019 18:00, warnene17
What expression is equivalent to 42x-56y
Answers: 1
image
Mathematics, 21.06.2019 19:30, dessyrob05
Factor the expression using gcf 9b+45
Answers: 2
Do you know the correct answer?
Without random assignment, which of the following can happen?
1.
naturally occurring co...

Questions in other subjects:

Konu
History, 18.05.2021 16:20
Konu
Mathematics, 18.05.2021 16:20
Konu
Computers and Technology, 18.05.2021 16:20
Konu
History, 18.05.2021 16:20