Mathematics, 21.04.2020 20:19 kennedymattkm
The average income in a certain region in 2013 was $68 comma 000 per person per year. Suppose the standard deviation is $28 comma 000 and the distribution is right-skewed. Suppose we take a random sample of 100 residents of the region. a. Is the sample size large enough to use the Central Limit Theorem for means? Explain. b. What are the mean and standard error of the sampling distribution? c. What is the probability that the sample mean will be more than $2 comma 800 away from the population mean?
Answers: 1
Mathematics, 21.06.2019 17:00
Aswimming pool is a rectangle with semicircles on the end. the rectangle is 12 meters wide and 30 meters long. the diameter and width of the swimming pool are equal. sketch and label an overhead diagram of the swimming pool. find the area of the swimming pool floor.
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Mathematics, 21.06.2019 18:30
The clayton family’s pool has vertices at the coordinates (0, 2), (0, 5), (2, 5), (2, 6), (5, 6), (5, 1), (2, 1), and (2, 2). if each grid square has an area of 9 square feet, what is the area of the pool?
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Mathematics, 21.06.2019 19:00
What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?
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Mathematics, 21.06.2019 19:30
In need of in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.
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The average income in a certain region in 2013 was $68 comma 000 per person per year. Suppose the st...
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