Mathematics, 15.04.2020 22:03 kaylam5599
We intend to estimate the average driving time of Chicago commuters. From a previous study, we believe that the average time is 42 minutes with a standard deviation of 6 minutes. We want our 99 percent confidence interval to have a margin of error of no more than plus or minus 2 minutes. What is the smallest sample sizethat we should consider?
Answers: 2
Mathematics, 21.06.2019 16:00
Fiona races bmx around a circular dirt course. if the radius of the course is 70 meters, what is the total distance fiona covers in two laps of the race? a. about 30,772 meters b. about 15,386 meters c. about 879.2 meters d. about 439.6 meters e. about 219.8 meters23 points hurry
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Mathematics, 21.06.2019 18:00
How many triangles can be drawn with side lengths 4 centimeters, 4.5 centimeters, and 9 centimeters? explain
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Mathematics, 21.06.2019 19:30
The amount spent on food and drink by 20 customers is shown below what is the modal amount spent ?
Answers: 1
We intend to estimate the average driving time of Chicago commuters. From a previous study, we belie...
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