Question

c) Ordinate is - 3 dllu AULI
(3
distribution of heads obtained on each toss is as below:-
0
1
500
2
300
No. of heads
Frequency
200
Find the probability of getting :-
i)
One head
in) Two heads
iii) Three heads
(3)
3. Two similar coins were tossed simultaneously 1000 times and the frequency​

Answer 1

Answer:

ANSWER

Given a biased coin such that heads is 3 times as likely as tails. The coin is tossed twice.

P(H)=43 and P(T)=41

Let T be the random variable for the number of tails.

P(T=0)=P(HH)=43×43=169

P(T=1)=P(HT,TH)=43×41+43×41=163+163=83=166

P(T=2)=P(TT)=41×41=161