Question

what the answer please ​

Answer 1

Answer:

D . cuz no matter how many times the coin is tossed, probably remains the same at 1/2

Answer 2

Answer:

E

Step-by-step explanation:

Possible combination

TTTT

TTTH

TTHH

THHH

The only case is THHH which number of heads minus tails is 2

The probability is (1/2)^4

=0.0625

Consider the combination:

THHH, HTHH, HHTH, HHHT

P(X=2)=(4!/3!)(1/2)^4=0.25

Ans: E