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1) The participants in a television quiz show are picked from a large pool of applicants with approximately equal numbers of men and women. Among the last 12 participants there have been only 2 women. If participants are picked randomly, what is the probability of getting 2 or fewer women when 12 people are picked?
2) Find the indicated binomial probability. Round to five decimal places when necessary.
In a certain college, 20% of the physics majors belong to ethnic minorities. If 10 students are selected at random from the physics majors, what is the probability that exactly 6 belong to an ethnic minority?
Drive-up window is six per hour at noon on a typical monday. What percent is closest to the probability that exactly three customers arrive on a given noon hour on a typical monday?
the personnel director of a large corporation wishes to study absenteeism among clerical workers at the corporations
The population are shorter than 66 inches, what is the probability a randomly selected member of this population is between 66 and 76 inches tall?
in a sample of 30 elves the correlation between years of employment and cookie productivity was found to be -0.25.a
we asked subjects how many siblings they had and what their average test score was in their geography class. draw a
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let x1...xn1 be an iid sample from nu1o2 and let y1...yn2 be an iid sample from nu2o2 where parameters u1u2 and o2 are
a study was conducted to study peoples attitude toward television programs that show violence. a random sample of 1200
Explain why comparing children whose parents chose a Montessori school with children of other parents would not show whether Montessori schools perform better than other programs?
warren county telephone company claims in its annual report that the typical customer spends 61 per month on local and
Suppose you receive a shipment of 33 computers, two of which are defective. What is the probability of picking a sample of 6 computers with exactly one bad computer in it? a girl is seated at each end of the row?
The claim that ""40% of those persons who retired from an industrial job before the age of 60 would return to work if a suitable job was available" is to be investigated at the 0.02 level of risk.
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