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At a local college, 316 of the male students are smokers and 474 are non-smokers. Of the female students, 70 are smokers and 630 are non-smokers. A male student and a female student from the college are randomly selected for a survey. What is the probability that both are smokers?
assume that womens heights are normally distributed with a mean of 63.4 in and a standard deviation of 1.7 in.a. if 1
2% of the bolts manufactured by a company are defective, what is the probability that in a sample of 200 bolts 5 will be defective
find the true mean purity level
3 cards are randomly selected without replacement from an ordinary deck of 52 playing cards. Compute the conditional probability that the first card selected is a spade, given that the second and third cards are spades.
A company is interested in evaluating its current inspection procedure on shipments of 20 identical items. They take a sample of 5 and accept the shipment if no more than the allowed maximum of the samples are found to be defective.
the labor relations manager of a large corporation wished to study the absenteeism among workers at the companys
On average, 8% of the subscribers respond to the survey. Of the 8% who respond, an average of 53% say they will renew. What is the Population and the Sample to this problem.
1. an opinion poll asked british columbians are you in favour of a las-vegas-style casino in vancouver? yes or no. a
Patients with a cardio logical illness and less than normal heart muscle strength can benefit from an assistance device. An electric ventricular assist device (EVAD) converts electric power into blood flow by moving a pusher plate against a flexib..
1. dependent system a) a system that is dependent b. a system that depends on a variable
what is the sample space for counting the number of females in a group of n
Provide an appropriate statistical description and summary of this data set; comment on any distinctive characteristics and postulate potential explanations for your observation.
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