(a) If 4 balanced coins are tossed simultaneously (or 1 balanced coin is tossed 4 times), compute the entire probability distribution and plot it.

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Q: 1. If P(A) = 0.4, P(B) = 0.5 and P(AB) = 0.3, find a) P(AB) and b) P(AUB).

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Q: Exercise 1. If the degree of freedom is 13, what is the 75th percentile of the - distribution?

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Q: 2. Given that P(AUB) = 0.76 and P(AU B')=0.87, find P(A).

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