Mathematics, 17.07.2020 05:01 Rosalycarlite5358
The average life a manufacturer's blender is 5 years, with a standard deviation of 1 year. Assuming that the lives of these blenders follow approximately a normal distribution, find the probability that the mean life a random sample of 9 such blenders falls between 4.5 and 5.1 years.
Answers: 2
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The length of a rectangle plus its width is 25 cm. the area is 156 square cm. what are the length and width of the rectangle? separate the answers with a comma.
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Mathematics, 21.06.2019 18:30
Florence price's brownies and more sells all types of cookies and pastries. on tuesdays, they markdown all brownies 75% to a sale of $1.50 a dozen. find the selling price and the markdown of a dozen brownies.
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Mathematics, 21.06.2019 19:50
A3-dimensional figure has a square base and 4 lateral faces that meet at a point. explain the difference between the cross sections when a slice is made perpendicular to the base through the vertex, and when a slice is made perpendicular to the base and not through the vertex
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Mathematics, 21.06.2019 22:30
Which of the following represents the length of a diagonal of this trapezoid?
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The average life a manufacturer's blender is 5 years, with a standard deviation of 1 year. Assuming...
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