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Results from previous studies showed 79% of all high school seniors from a certain city plan to attend college after graduation. A random sample of 200 high school seniors from this city reveals that 162 plan to attend college. Does this indicate that the percentage has increased from that of previous studies? Test at the 5% level of significance. What is your conclusion?
Is the correct answer? Do not reject H0. There is not enough evidence to support the claim that the proportion of students planning to go to college is greater than .79.
what effect does the sample size have upon the maximum error of
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The personnel director of Cander Machine Products is investigating perfectionism on the job. A test designed to measure perfectionism was administered to a random sample of 18 employees.
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What time usage guarantee (in hours) should the manufacturer advertise in order to ensure that only 4% of the cartridges fail to meet the guaranteed time usage?
on the basis of datd provided by a romac salary survey the variance in annual salaries forseniors in public accounting
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