Physics, 01.04.2020 18:46 lanaiheart7
Highway transportation officials are trying to determine if the average speed on Archer road is above 45mph, the post speed limit. They took a sample of 50 cars. The sample mean was 44.9 and the standard deviation was 10. Find the test statistic.0.010.0707-0.01-0.0707
Answers: 1
Physics, 22.06.2019 06:30, mehokkj
Alead ball is dropped into a lake from a diving board 5m above the water . it hits the water with a certain velocity and then sink with constant velocity in bottom . it reaches the bottom 5 second after it is dropped if g= 10m/s2 . find depth of the lake and average velocity of the ball ?
Answers: 1
Highway transportation officials are trying to determine if the average speed on Archer road is abov...
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