ralphmillerrr

21.03.2020 • 

Mathematics

Automobile Depreciation For a random sample of 20 automobile models, we record the value of the model as a new car and the value after the car has been purchased and driven 10 miles.1 The difference between these two is a measure of the depreciation on the car just by driving it off the lot. Depreciation values from our sample of 20 automobile models can be found in the dataset CarDepreciation. Click here for the dataset associated with this question. Click here to access StatKey. Round your answers to the nearest integer. (a) Find the mean and standard deviation of the Depreciation amounts in CarDepreciation. Mean

Ответ:

helvonka

28.03.2020

Mathematics

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Arc length =
5
π
cm.
Explanation:
60
o
=
π
3
radians
Radians are a measure of arc length for a unit circle.
If the arc length is
π
3
for a unit circle (that is a circle with radius 1)
The arc length for the same angle for a circle with radius 15 would be

15
⋅
π
3
=
5
π

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