The mean of the number of tails in three tosses of a coin is : Option 1: 3/2 Option 2: 3/4 Option 3: 1/2 Option 4: 2/3

The answer is '3/2'. View full solution:

CUET Mathematics - The mean of the number of tails in three tosses of a coin is : | PYQs + Solutions

CUET Mathematics 2026 29th May Shift 1

Applied Mathematics

Easy

applied

$\dfrac{3}{2}$

$\dfrac{3}{4}$

$\dfrac{1}{2}$

$\dfrac{2}{3}$

✅ Correct Option: 1

Related questions:

14th May Shift 2

Match the LIST-I with LIST-II

	LIST-I		LIST-II
A.	In a binomial distribution, if $n = 16$ , $p = 0.75$ , then the mean is	I.	$4$
B.	In a binomial distribution, if $n = 25$ , $p = \dfrac{1}{5}$ , then variance is	II.	$32$
C.	In a binomial distribution, the mean is 8 and the variance is 6, then the number of trials is	III.	$18$
D.	If the mean and variance of a binomial distribution are 6 and 4 respectively, then the number of trials is	IV.	$12$

Choose the correct answer from the options given below:

11 Aug Shift 1

In a binomial distribution the probability of getting success is $\frac{1}{4}$ And standard deviation is 3 then its mean is ?

23 May Shift 3

The variance of the Binomial Distribution $B\left(5, \frac{1}{4}\right)$ is: