Mathematics, 05.11.2020 18:30 tajanaewilliams77

The probability that an individual is left-handed is 0.16. In a class of 40 students, what is the mean (or expected value) and standard deviation of the number of left-handers in the class? A. mean: 40; standard deviation: 2.52982213
B. mean: 6.4; standard deviation: 2.52982213
C. mean: 6.4; standard deviation: 2.31862028
D. mean: 40; standard deviation: 2.31862028

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The probability that an individual is left-handed is 0.16. In a class of 40 students, what is the me...