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mepuppy5000
22.07.2019 •
Mathematics
The grade point average (gpa) of the students at lakeview high school is normally distributed with a mean of 3.1 and a standard deviation of 0.3. if there are 1800 students enrolled at the school, approximately how many have a gpa between 2.5 and 3.7?
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Ответ:
94.1%
Step-by-step explanation:
need to make a normal distribution graph
Ответ:
Approximate radius of cone's base is 21 units
Approximate volume of the cone is 9702 cubic units
Step-by-step explanation:
1. Area of the base (which is a circle) is given as 1386. We know that area of a circle is given as
Equating this to 1386 and solving for :
is approximately 21 units
2. Volume of Cone is given by
Given radius and height are equal and they are 21 units each, plugging in the values we get:
Volume of Cone =
Volume of Cone is approximately 9702 cubic units.