Mathematics, 07.06.2020 00:57 Dianar723
According to Nielsen//NetRatings, the average visitor to the American Greetings Website spends 11.85 minutes at the site. Assuming this finding to be based on a random sample of 20 visitors to the site, a POPULATION standard deviation of 3.0 minutes, and a population of visiting times that is approximately normally distributed, a 99% confidence interval for the population mean is closest to:.
Answers: 2
Mathematics, 21.06.2019 14:30
Chandler was a caretaker at the state zoo. he noticed that the number of animals adopted by the zoo increased at a constant rate every year since 2010. which of the following graphs shows the slowest rate at which the animals in the zoo were adopted?
Answers: 2
Mathematics, 21.06.2019 20:00
If the discriminant if a quadratic equation is 4 which statement describes the roots?
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Mathematics, 22.06.2019 01:00
The computer that controls a bank's automatic teller machine crashes a mean of 0.6 times per day. what is the probability that, in any seven-day week, the computer will crash less than 5 times? round your answer to four decimal places
Answers: 2
According to Nielsen//NetRatings, the average visitor to the American Greetings Website spends 11.85...
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