Question

4 coins were tossed 1600 times. What is the probability that all 4 coins do not turn head
upward at a time?​

Answer 1

Answer:

n=4,p=1/2,q=1/2

p is used for success n q for failure so according to binomial theorem

4p0

4*3*2*1

=24

Answer 2

Answer:

n=4,p=1/2,q=1/2

p is used for success n q for failure so according to binomial theorem

4p0

4*3*2*1

=24