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A machine produces 15% defective items.In a sample of 5, drawn at random, using binomial distributuion,Find the probabilities that : a) there'll be 4 defective items b) there will not...

A pair of cards are drawn from a standard deck, without replacement. Let A be the event {one of the cards is the ace of spades} and let B be the event {both cards drawn are black}. Find Pr(A intersect...

Let E and F be two mutually exclusive events, and suppose that P(E) = .2 and P(F) = .5. Compute the following probabilities:   a. P(E ∩ F) b. P(E ∪ F)   c. P(E^c)   d...

79% of teens own an iPod or other MP3 player. If the probability that both a teen and his or her parent own an iPod or other MP3 player is .43, what is the probability that both a teen and his or...

In a survey of 3019 guests, the following question was asked: What is the first thing you do after checking into a hotel room? The results are presented in the following table. Activity...

A factory that makes Star Wars collectible statues runs three assembly lines: the Tatooine line, the Hoth line, and the Endor line.  98.9%  of the Tatooine line's statues pass inspection,...

40.7% of voters are Democrats in a town, and 59.3% are Republican.  In the last election, 33.9% Democrats voted, and 38.2% Republicans voted.   a) If a Democrat was randomly selected,...

odds against to an event R will occur is 3:2 which of the following could be the Probability of events R and E will occur is   (a)0.32 (b)0.88 (c)0.44 (d)0.56 (e)0...

3 cards are drawn at random successively with replacement from well shuffled cards .getting a card of "diamond is treated as success ".what is the sum of Probability of which random...

How many numbers are divisible by 10 but not by 9?   How many numbers are divisible by 2 or 3 (this should include those divisible by both 2 and 3)?

6,800 people are asked about their gambling habits.  2,761 of those people surveyed bought lottery ticket within the last year, 1,007 visited a casino in last year, and 3,886 didn't do either...

Let S = {1, 2, 3} be a sample space associated with an experiment. a. List all possible events of this experiment. (Hint: There are 8.) b. In how many events does outcome 3 occur? c. In...

Suppose we roll a six-sided die two times. a. List all outcomes in the sample space. (Hint: There are 36.) b. In how many outcomes does a 6 occur at least once? List them. c. In how many...

two dices are thrown simultaneously and getting a number less than 3 on a dice is termed as success. Obtain the probability distribution p(X) such as X=1   (a)1/9 (b)2/9 (c)3...

if R and E are independent events then P(R∩E)=0.36 then which of the following could be Probability R   (a)0.3 (b)0.35 (c)0.4 (d)0.6 (e)0.9

A bag contains 3 white ,4 black and 5 green . when two balls are drawn from it random , then which of the following could not be the Probability that they are of different color   (a...