Question

The given data gives the occurences of heads and tails when two coins are simultaneously tossed for 5 times each:

(H,T)
(H,H)
(T,H)
(T,T)
(_,_)

The last observation has been left out intentionally

Let H represent Heads, T represent Tails.

It is known that Heads appeared 6 times and Tails appeared 4 times

What fills the blanks in the last observation?

• A.
  (H,T)
• B.
  (T,T)
• C.
  (H,H)
• D.
  (T,H)

Answer 1

The correct option is C

(H,H)
The frequency of Heads is 4 and Tails is 4 in the given data.

It is known Heads appeared 6 times and Tails appeared 4 times.

This means the last observation should contain 2 Heads for the condition to be satisfied.

Hence, required answer is (c)