The margin of error
A population has a standard deviation of 50. a random sample items from this population is selected. the sample is determined to be 600. at 85% confidence, the margin of error is ??
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Normal distribution with a mean value of 150 sec and a standard deviation of 20 sec. The fastest 10% are to be given advanced training. What task times qualify individuals for such training?
The average labor charge for automobile mechanics is $54 per hour. The standard deviation is $4. Using Chebyshev's theorem, find the percentage of data values that will fall in the range of $48 to $60.
If the opinion poll had announced the margin of error for 80% confidence rather than 95% confidence, this margin of error would be?
Assume that her production totals for the week were 1,075 pieces during regular hours and 200 pieces during overtime hours.
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Family Dental exchanges data with service providers and uses a third party to manage its IT infrastructure. What administrative and organizational safeguards should the practice expect these providers to adhere to?
What are B2B, B2C and G2B and how does each type of transaction benefit from conducting business using the Internet?
SAT scores are normally distributed with a mean of 500 and a standard deviation of 100. What percent of test takers score less than 300?
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