Question

If a coined is tosss twice, how many times would the head appear?

Answer 1

What is the probability of a head appearing after one coin flip?

Answer 2

Okay for two Flips

H H
T T
H T
T H
These are the possible cases

Answer 3

Now Calculate Probability

Answer 4

(h+t)^2
use Pascal's Triangle

2 head

Answer 5

\[h^2+2ht+t^2\]
2 head

Answer 6

This is one coin tossed twice?

Odds are 50/50 and the events are independent.