Mathematics, 24.11.2019 11:31 pennygillbert
Aresearcher is interested in estimating the average salary of police officers in a large city. she wants to be 99% confident that her estimate is correct. if the standard deviation is $1050, how large a sample is needed to get the desired information and to be accurate within $200?
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Arectangle has an area of 54 square feet. if the length is 3 feet more than the width, find the dimensions of the rectangle.
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Two angles are complementary. the large angle is 36 more than the smaller angle. what is the measure of the large angle?
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Give me the equations of two lines that have the same slope but are not parallel.
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Ntriangle abc, m∠a = 35° and m∠b = 40°, and a=9. which equation should you solve to find b?
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Aresearcher is interested in estimating the average salary of police officers in a large city. she w...
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