The probabilities that amy and tess will arrive at party on time are 2/3 and 3/4 respectively. Find the probability that both amy and tess will not arrive on time.

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Q: For the discrete probability distribution. 1 3 4 5 7 f k 2k 2k 3k k² 2k² 7k² + k Find the variance.

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Q: 3 If 8 9. then what is the value of N? Type your answer.

A: 3. N = 36

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Q: The mean of Binomial distribution is 3 and variance is. Find P(1 < x < 6)

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