Mathematics, 26.06.2020 18:01 levicorey846
The average score of 100 students taking a statistics final was 70 with a standard deviation of 7. Assuming a normal distribution, what is the probability that a student scored greater than 65
Answers: 3
Mathematics, 21.06.2019 13:20
There are 12 boy and13 girls in a class. if the teacher randomly chooses a student’s name out of a hat what is the probability it will be a girl
Answers: 2
Mathematics, 22.06.2019 03:30
Miranda drove her car 112 miles on a 4 gallons of gas and 182 miles on 6.5 gallons. how many gallons would she need to drive 420 miles?
Answers: 1
Mathematics, 22.06.2019 04:00
The roof of a farm silo is the shape of a hemisphere and is made of sheet tin. if the diameter of the silo is 126.5 feet, how much sheet tin is needed to make the roof? (use π = 3.1416.)
Answers: 2
The average score of 100 students taking a statistics final was 70 with a standard deviation of 7. A...
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