Mathematics, 22.04.2020 03:11 dragongacha777
State police believe that 70% of the drivers traveling on a major interstate highway exceed the speed limit. They plan to set up a radar trap and check the speeds of 80 cars. Taking a random sample of eighty cars is considered sufficiently large for the distribution of the sample proportion to be normally distributed. Would a random sample of 50 cars have been large enough and why?
Answers: 2
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The line containing the midpoints of the legs of right triangle abc where a(-5,5), b(1, 1), and c(3, 4) are the vertices.
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Solve 2 - 3 cos x = 5 + 3 cos x for 0Β° β€ x β€ 180Β° a. 150Β° b. 30Β° c. 60Β° d. 120Β°
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Mathematics, 21.06.2019 22:10
This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.
Answers: 2
State police believe that 70% of the drivers traveling on a major interstate highway exceed the spee...
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