Mathematics, 26.08.2021 23:20 coco8560
A traffic study of a busy interstate highway section included sampling the vehicle speeds for 49 randomly selected vehicles. The result was a mean of 72.5 mph with a standard deviation of 8.2 mph. Construct a 95% confidence interval for the mean speed of all vehicles on this section of highway. Show your work.
Answers: 1
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Read the equations in the table below. then drag a description of the situation and a table to represent each equation. indicate whether each of the relationships is proportional or non-proportional.
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After t seconds, a ball tossed in the air from the ground level reaches a height of h feet given by the equation h = 144t-16t^2. after how many seconds will the ball hit the ground before rebounding?
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A traffic study of a busy interstate highway section included sampling the vehicle speeds for 49 ran...
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