Mathematics, 23.12.2019 19:31 21marmong
The weights of a population of workers have mean 167 and standard deviation 27. if a sample of 36 workers is chosen, approximate the probability that the sample mean of their weights lies between 163 and 170?
Answers: 1
Mathematics, 21.06.2019 12:30
What is the equation in point slope form of the line that passes through the point (-1, -3) and has a slope of 4? y-1=4(x-3) or y+3=4(x+1)
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Mathematics, 21.06.2019 14:30
Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2
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Mathematics, 21.06.2019 18:10
Josh has a rewards card for a movie theater he receives 15 points for becoming a rewards card holder he earns 3.5 points for each visit to the movie theater he needs at least 55 points to earn a free movie ticket which inequality can josh use to determine x, the minimum number of visits he needs to earn his first free movie ticket.
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Mathematics, 22.06.2019 00:30
A)a square brown tarp has a square green patch green in the corner the side length of the tarp is (x + 8) and the side length of the patch is x what is the area of the brown part of the tarpb)a square red placemat has a gold square in the corner the side length of the gold square is (x - 2) inches with the width of the red region is 4 in what is the area of the red part of the placemat
Answers: 2
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