Probability that a random card
One of the cards from an ordinary deck of 52 cards is lost. What is the probability that a random card drawn from this deck is a spade?
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The expected number who filed electronically in this group of 15 taxpayers. That is, fidn the mean of this distribution. The standard deviation of this distrubiton
Carter Motor Company claims that its new sedan, the Libra, will average better than 20 miles per gallon in the city. Identify the type I error for the test and state the possible error by addressing the claim.
Suppose we toss a fair die twice. Let E denote the event that the sum of the two tosses is 7, and F denote the event that the first toss equals 4. Are these two events, E and F, independent? Please use the definition of independence to answer this
Suppose 40% of the students of a campus are women. If 20 % of the women and 16% of the men of this campus are A students, what percent of all of them are A students?
A person has six guns. The probability of hitting a target when these guns are properly aimed and fired is 0.6, 0.5, 0.7,0.9,0.7, and 0.8, respectively. What is the probability of hitting a target if a gun is selected at random, properly aimed, an
For the plan you obtain, compute the adjusted value of the producer's risk parameter. Compute the probability of acceptance for lots from a population having u=74.2 gm.
A committee of eight members is to be formed from a group of eight men and eight women. Assume people from the group are chosen at random for the committee.
Suppose a family has three children and you are told that at least one of them is a girl. What is the probability that all three children are girls? Define events clearly and use correct probability notation.
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