Latest exam Aptitude Question SOLUTION: Find the mean and standard deviation of the following discrete random variable. Number of siblings: X| 1 2 3 4 5 Probability P(X=x): |0.200| 0.425| 0.275|0.075|0.025 1 goes o

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(#M40074984) EXAM Numerical Ability question Keep an EYE

Find the mean and standard deviation of the following discrete random variable.
Number of siblings: X| 1 2 3 4 5
Probability P(X=x): |0.200| 0.425| 0.275|0.075|0.025
1 goes on top 0.200 2 goes on top 0.425 etc.

Asked In exam (9 years ago)

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