Zach said he would help Stuart clean his room if Stuart flips a coin 4 times and gets heads all 4 times. What is the probability that Stuart will flip a coin 4 times and get heads all 4 times?

Choices-
A- 1/16
B- 1/8
C- 1/4
D- 1/2
I am super confused I think it is C but I don't know can someone help me or guide me. Thanks!

8 answers

each flip is an independent event
... with the probability of heads being 1/2

the probability of multiple independent events is
... the product of their individual probabilities
So C?
I mean D.
D. yes
I think…?
wait no sorry its 4 times not just once
1/2 * 1/2 * 1/2 * 1/2 = ?
that's 2