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Mathematics, 28.02.2020 20:51, gaby8282
Suppose that 30% of all drivers stop at an intersection having flashing red lights when no other cars are visible. Of 15 randomly selected drivers coming to an intersection under these conditions, let X denote the number of those who stop. What is the expected value [E(X)] and the variance of X. And is the random variable X: a. binomial b. hypergeometric c. negative binomial d. poisson?
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Suppose that 30% of all drivers stop at an intersection having flashing red lights when no other car...
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