The number of computers sold per day at a local computer store, along with its corresponding probabilities, is shown in table. Find the mean, variance and standard deviation of the distribution. Number of Computers Sold Probability P(X) X 0 0.1 1 0.2 BICH 2 0.3 3 0.2 4 0.2 Solution: X-P(X) (x-μ)²-P(X) X P(X) X-μ (x-μ)²
The number of computers sold per day at a local computer store, along with its corresponding probabilities, is shown in table. Find the mean, variance and standard deviation of the distribution. Number of Computers Sold Probability P(X) X 0 0.1 1 0.2 BICH 2 0.3 3 0.2 4 0.2 Solution: X-P(X) (x-μ)²-P(X) X P(X) X-μ (x-μ)²
MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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Problem 1P
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![The number of computers sold per day at a local computer store, along with its corresponding probabilities, is shown in
the table. Find the mean, variance and standard deviation of the distribution.
Number of Computers Sold
Probability
P(X)
X
0
0.1
1
0.2
2
0.3
3
0.2
0.2
Solution:
(x-μ)²-P(X)
X
P(X)
4
X.P(X)
Χ-μ
(x-μ)²](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F8efd8dda-8bff-4bc5-ba9a-72451dff664f%2F788a7465-f093-4802-8a7c-121b2bed993b%2Fhertgdk_processed.png&w=3840&q=75)
Transcribed Image Text:The number of computers sold per day at a local computer store, along with its corresponding probabilities, is shown in
the table. Find the mean, variance and standard deviation of the distribution.
Number of Computers Sold
Probability
P(X)
X
0
0.1
1
0.2
2
0.3
3
0.2
0.2
Solution:
(x-μ)²-P(X)
X
P(X)
4
X.P(X)
Χ-μ
(x-μ)²
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