Mathematics, 05.05.2020 22:33 dayanara72
Choose the correct null and alternative hypothesis for the following situation: A simple random sample of 50 speeds (in mph) is obtained from cars traveling on a section of I-10 through Tallahassee. The sample has a mean of 72.3 mph and a standard deviation of 7.4 mph. Use a 0.05 significance level to test the claim that the mean speed of all cars is greater than the posted speed limit of 70 mph. Choose A, B, C, or D.
Answers: 2
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Af jewelry box is in the shape of a rectangular prism with an area of 528 cube inches. the length of the box is 12 inches and the height is 5 1/2 inches. what is the width of the jewelry box
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Asmall book publisher knows that 26 books weigh 41 lbs. how much do 40 books weigh?
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Me answer this question: -2/3p + 1/5 - 1 + 5/6p i think the simplified expression is 1/6p - 4/5 correct me if i'm wrong, and explain it! if i have it right, just tell me. you so
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Choose the correct null and alternative hypothesis for the following situation: A simple random samp...
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