Step 2 We are interested in the probabilities of finding r illiterate people, when r = 0, 1, 2, 3, 4, 5 and 6. Use this table to create a table of r values and the corresponding P(r) values whenn = 6 and p = 0.2. (Round your answers to three decimal places.) P(r) 0.262 (No Response) 0.393 2 0.246 (No Response) 0.082 0.015 (No Response) 0.002 0.000 The height of each bar in this histogram indicates the probability of r successes, where a success is defined as "finding an illiterate person." So, to construct the histogram, put r values on the horizontal axis and P(r) values on the vertical be centered over the r value. vertical axis. Since the data are discrete, each class mark will Select the histogram of the probability distribution. D40 0.40 0.35 D.35 0.25 0.25 0.15 0.15 0.05 0.06 31 0.40 0.40 0.35 0.35 0.25 0.25 0.15 0.15 0.00 0.06 Step 3 (b) Find the mean and standard deviation of this probability distribution. Find the expected number of people in this sample who are illiterate. We will first find the mean. Recall that the mean of a binomial distribution is given by u = np. We previously determined that n= 6 and p = 0.2. Substitute the values for n and p into the formula and simplify to find u. и пр |(0.2) people

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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Step 2
We are interested in the probabilities of finding r illiterate people, when
r = 0, 1, 2, 3, 4, 5 and 6. Use this table to create a table of r values and the
corresponding P(r) values whenn = 6 and p = 0.2. (Round your answers to
three decimal places.)
P(r)
0.262
(No Response)
0.393
2
0.246
(No Response)
0.082
0.015
(No Response)
0.002
0.000
The height of each bar in this histogram indicates the probability of r successes,
where a success is defined as "finding an illiterate person." So, to construct the
histogram, put r values on the horizontal axis and P(r) values on the
vertical
be centered over the r value.
vertical axis. Since the data are discrete, each class mark will
Select the histogram of the probability distribution.
D40
0.40
0.35
D.35
0.25
0.25
0.15
0.15
0.05
0.06
31
0.40
0.40
0.35
0.35
0.25
0.25
0.15
0.15
0.00
0.06
Step 3
(b) Find the mean and standard deviation of this probability distribution. Find
the expected number of people in this sample who are illiterate.
We will first find the mean. Recall that the mean of a binomial distribution is
given by u = np. We previously determined that n= 6 and p = 0.2. Substitute
the values for n and p into the formula and simplify to find u.
и пр
|(0.2)
people
Transcribed Image Text:Step 2 We are interested in the probabilities of finding r illiterate people, when r = 0, 1, 2, 3, 4, 5 and 6. Use this table to create a table of r values and the corresponding P(r) values whenn = 6 and p = 0.2. (Round your answers to three decimal places.) P(r) 0.262 (No Response) 0.393 2 0.246 (No Response) 0.082 0.015 (No Response) 0.002 0.000 The height of each bar in this histogram indicates the probability of r successes, where a success is defined as "finding an illiterate person." So, to construct the histogram, put r values on the horizontal axis and P(r) values on the vertical be centered over the r value. vertical axis. Since the data are discrete, each class mark will Select the histogram of the probability distribution. D40 0.40 0.35 D.35 0.25 0.25 0.15 0.15 0.05 0.06 31 0.40 0.40 0.35 0.35 0.25 0.25 0.15 0.15 0.00 0.06 Step 3 (b) Find the mean and standard deviation of this probability distribution. Find the expected number of people in this sample who are illiterate. We will first find the mean. Recall that the mean of a binomial distribution is given by u = np. We previously determined that n= 6 and p = 0.2. Substitute the values for n and p into the formula and simplify to find u. и пр |(0.2) people
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