Mathematics, 20.03.2020 06:18 kuuleiisrad
There are 40 students in an elementary statistics class. On the basis of years of experience, the instructor knows that the time needed to grade a randomly chosen first examination paper is a random variable with an expected value of 6 min and a standard deviation of 6 min.
If a grading times are independent and the instructor begins grading at 6:50 P. M. and grades continuously, the (approximate probability that he is through grading before the 11:00 P. M. TV news begins is probability is .
Answers: 2
Mathematics, 21.06.2019 17:00, tonytashaqua
In triangle opq right angled at p op=7cm, oq-pq=1 determine the values of sinq and cosq
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Mathematics, 21.06.2019 22:30, abigail251
The given diagram shows the parts of a right triangle with an altitude to the hypotenuse. using the two given measures, find the other four.
Answers: 1
There are 40 students in an elementary statistics class. On the basis of years of experience, the in...
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