Answer:
0.24725000000000003
Step-by-step explanation:
Answer:
B. BC=12, FH=9
Step-by-step explanation:
I guessed and it was right
Than you multiplie tha 50 by 1/50 so will get 50/50 what is equal 1
hope this is understandably sure right easy
Answer:
The correct option is b.
Step-by-step explanation:
The formula for standard deviation is

where,
is mean of the data and n is number of observation.
The variance of a stock's returns can be calculated by the above formula.
Variance of stock's returns is the average value of squared deviations from the mean.
Therefore the correct option is b.
Answer:
Right-triangle
Step-by-step explanation:
Take a right triangle for example, then twist it 360 degrees, keeping the longest leg at the center of rotation. It will then form a cone.