Random variable distributed as normal
Let X be the random variable distributed as Normal(5,4). Find the probabilities of the following events:
(i) P(X ? 6).
(ii) P(X > 4).
(iii) P(|X - 5| > 1).
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Demand for coffee is given by the Qd = 150000-15000p, where p is the market price. The market for coffee is perfectly competitive.
Let A be the event that both of your two hole cards are face cards as well as let B be the event that both your hole cards form pair. Are A and B independent?
Determine examples of variables that follow a binomial probability distribution? What are examples of variables that follow a Poisson distribution? When might you use a geometric probability?
Calculate the probability of winning the following types of bets:
Let A consists of outcomes 1, 2, 4 and B consist of outcomes 4 and 5. Determine P(A) and P(B). Determine P( both A and B occur)
SuIn buying a ticket in state-sponsored lottery, one selects a subset T consisting of 6 distinct numbers from set of the first 48 positive integers. After the sales are closed, a machine chooses at random 6 numbers out of these same 48
Based upon these data, make and interpret a 90% confidence interval estimate for the difference between the mean years for male and female customers.
The probability that American CEO can transact business in a foreign language is .20. Twelve American CEOs are chosen at random.
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