Question

Use n= 10 and p= 0.8 to complete parts (a) through (d) below.

    (A) Construct a binomial probability distribution with the given parameters. (round to four decimal places as needed.)

                      X                                                       P(x)

0
1
2
3
4
5
6
7
8
9

10

(b) compute the mean and standard deviation of the random variable using μ_x= ∑[x⋅P(x)] and σ_x= √ ∑[x² ⋅ P(x)]-μ²_x

√= radical

μ_{x= ______} (round to two decimal places as needed.)

σ_{x= _______}(round to two decimal places as needed.)

(c) compute the mean and standard deviation, using μ_x= np and σ_x= √np(1-p)

μ_{x= _____} (round to two decimal places as needed.)

σ_{x= _______}(round to two decimal places as needed.)

(d) draw a graph of the probability distribution and comment on its shape and determine what the binomial probability distribution is

Answer 1

Solution:-

a)

b)

c)

d)