Statistics and methodology

1:

What is the probability of getting all the heads in four throws of a coin?

A.

1/13

B.

12/16

C.

11/16

D.

1/16

 

Answer : D

Explanation :

The chance of getting head in the first throw

= 1/2

The chance of getting head in the second throw

= 1/2

The chance of getting head in the third throw

= 1/2

The chance of getting head in the fourth throw

= 1/2

Thus the probability of getting heads in all the throws

= (1/2) x (1/2) x (1/2) x (1/2) = 1/16

Hence the answer is (d).

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Option: A

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