Binomial Distribution Poisson Distribution Normal Distribution Probablity Distribution

Binomial Distribution

Binomial Distribution TU Questions and Solutions

[2021 April- 3. b.] -7.5 Marks

if the chance of seed germination is 0.5. Also, find mean and standard deviation for the same. it a binomial distribution

Number of. Germination	0	1	2	3	4	5	6	7
Number of samples	7	6	19	35	30	23	7	1

[2019 August-3b]

Fit a Binomial distribution to the following data

X	0	1	2	3	4	5	6
F	5	18	28	12	7	6	4

Also, calculate the mean, standard deviation, and variance of binomial distribution from the data.

[2016-QN 3b-9 Marks]

Fit a binomial distribution to the following data:

X	0	1	2	3	4
F	5	10	20	30	15

[2018-Agust-Qun. No. 5b-4.5 Marks]

Fit a binomial distribution to the following data

X	0	1	2	3	4
F	4	10	46	62	28

2018 June Makeup –QN 6 – 5 marks

If eight unbiased coins are tossed simultaneously, find the probability of getting. (i) at least six heads (ii) Exactly 5 heads.

2019 back QN 6 – 5 marks

Out of 9,000 families 4 children each, how , many families would you expect to have 3 boys and 1 girl, the birth of male child and female child is assumed equal.

2018 Jan QN 7 – 3 Marks

Five coins were tossed and the number of heads was noted. The experiment was repeated 3200 times and the following distribution was obtained.

Number of heads	0	1	2	3	4	5
Frequencies	150	500	960	90O	500	190

Fit the binomial distribution using the probability of turning up the head in each case as 0.5.

2017 and 2018 QN 7 – 3 marks

Out of 800 families of Kathmandu 5 with 4 children each, what percentage would be expected to have (i) 2 boys and 2 girls (ii) at least one boy (ii) no girls and (iv) at most 2 girls. Assume equal probabilities for boys and girls.