3. The random variable X, representing the number of errors per 100 lines of software code, has the following probability distribution: 2 3 4 6 f(x) 0.01 0.25 0.4 0.3 0.04 Find the variance of X.
3. The random variable X, representing the number of errors per 100 lines of software code, has the following probability distribution: 2 3 4 6 f(x) 0.01 0.25 0.4 0.3 0.04 Find the variance of X.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 12PPS
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![3. The random variable X, representing the number of errors per 100 lines of software
code, has the following probability distribution:
2
3
4
6
f(x)
0.01
0.25
0.4
0.3
0.04
Find the variance of X.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fef34d63b-4a67-4e67-adfe-c486ca4e85b4%2F3b407e05-ac37-4f26-a368-2ab5649b44a9%2Fbhy6yv_processed.jpeg&w=3840&q=75)
Transcribed Image Text:3. The random variable X, representing the number of errors per 100 lines of software
code, has the following probability distribution:
2
3
4
6
f(x)
0.01
0.25
0.4
0.3
0.04
Find the variance of X.
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