Question

find the mean,variance,and standard deviation of the binomial
distribution with the given values of the n and p. n =127, p=
0.61

Answer #1

Find the? mean, variance, and standard deviation of the binomial
distribution with the given values of n and p.
n equals 122n=122?,
p equals 0.62p=0.62
The? mean,
mu??,
is
75.675.6.
?(Round to the nearest tenth as? needed.) The? variance,
sigma?squared2?,
is
nothing.
?(Round to the nearest tenth as? needed.) The standard?
deviation,
sigma??,
is
nothing.
?(Round to the nearest tenth as? needed.

) Find the mean, variance, and standard deviation for each of
the values of n and p when the conditions for the binomial
distribution are met. a. n =80 , p = 0.55 b. n = 200, p =0.15 c. n
= 15, p =0.7 d. n = 25, p =0.6 e. n = 700, p =0.3 f. n = 100, p=
34

Find the mean, the variance, and the standard deviation of the
given probability distribution.
The random variable X is the number of shoes sold by a retail
sales associate in a single month at the Shoe Stop
Alley.
x
P(x)
1
0.12
2
0.27
3
0.38
4
0.14
5
0.09
A. Can you determine based on the table above if it is a
probability distribution?
B. If it is, find the mean.
C. If it is, find the variance.
D.If...

Find the mean, variance and standard deviation for the
probability distribution given below:
X
0
5
8
10
P(X)
0.598
0.136
0.208
0.058
A. Mean =
B. Variance =
C. Standard Deviation =

From the probability distribution given below, find the mean,
variance, standard deviation and expected value of the random
variable, X. Round your values for variance and standard deviation
to two decimal places (if necessary).
X
27
32
54
63
78
P(X)
5/18
1/4
1/12
2/9
1/6

Find the mean, variance and standard deviation for the
probability distribution given below:
X
-2
3
12
9
P(X)
0.556
0.109
0.206
0.129
Round to three decimal places.
A. Mean =
B. Variance =
C. Standard Deviation =

Find the mean, μ, for the binomial distribution which has the
stated values of n and p. Round answer to the nearest tenth. n = 48
p = 3/

In each of the following cases, find the mean, variance, and
standard deviation of the sampling distribution of the sample
proportion .
(a) p = .5, n = 259 (Round variance to 6 decimal places and
standard deviation to 4 decimal places. Do not round intermediate
values.)
(b)
p = .2, n = 124 (Round variance to 6
decimal places and standard deviation to 4 decimal places. Do not
round intermediate values.)
(c)
p = .8, n = 388
(Round...

Find the mean, variance, and standard deviation of the random
variable having the probability distribution given in the following
table. (Round your answers to four decimal places.)
Random variable, x
-7
-6
-5
-4
-3
P(X = x)
0.13
0.16
0.4
0.15
0.16

If x is a binomial random variable, compute the mean,
the standard deviation, and the variance for each of the following
cases:
(a)
n=4,p=0.7
μ=
σ2=
σ=
(b)
n=3,p=0.7
μ=
σ2=
σ=
(c)
n=5,p=0.4
μ=
σ2=
σ=
(d)
n=5,p=0.8
μ=
σ2=
σ=

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