QUESTION 3 Suppose that individuals applying for a driver's license in South Carolina are given 4 attempts to pass the driver's test. The following probability distribution shows the number of attempts, X, that were required by individuals who passed their exam in 2022. 3 0.15 P(x) 1 0.25 O2 attempts O2 or 4 attempts O3 attempts 2 0.30 What is the expected number of attempts required by those applying for a driver's license? O 2.5 attempts 4 0.30

MATLAB: An Introduction with Applications
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QUESTION 3
Suppose that individuals applying for a driver's license in South Carolina are given 4 attempts to pass the driver's test. The following probability distribution
shows the number of attempts, X, that were required by individuals who passed their exam in 2022.
3
2
0.30
0.15
P(x)
1
0.25
What is the expected number of attempts required by those applying for a driver's license?
O 2.5 attempts
O2 attempts
O2 or 4 attempts
O3 attempts
0.30
Transcribed Image Text:QUESTION 3 Suppose that individuals applying for a driver's license in South Carolina are given 4 attempts to pass the driver's test. The following probability distribution shows the number of attempts, X, that were required by individuals who passed their exam in 2022. 3 2 0.30 0.15 P(x) 1 0.25 What is the expected number of attempts required by those applying for a driver's license? O 2.5 attempts O2 attempts O2 or 4 attempts O3 attempts 0.30
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