Mathematics, 27.12.2020 15:10 VamLS6316
The amount of time devoted to studying statistics each week by students who achieve a
grade of A in the course is normally distributed with a mean of 7.5 hours and a standard
deviation of 2.1 hours.
a. What proportion of A students study for more than 10 hours per week.
b. Find the probability that an A student spends between 7 and 9 hour
Answers: 3
Mathematics, 21.06.2019 16:00
You eat 8 strawberries and your friend eats 12 strawberries from a bowl. there are 20 strawberries left. which equation and solution give the original number of strawberries?
Answers: 1
Mathematics, 21.06.2019 21:30
Mario is constructing a frame for 10 in. by 8 in. photo. he wants the frame to be the same with all the way around in the same area of the frame and photo to be 120 square inches what is the dimension of the frame?
Answers: 1
The amount of time devoted to studying statistics each week by students who achieve a
grade of A in...
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