Do you want me to give an example of (x,y)?
Answer:
95%
Step-by-step explanation:
%Change from 800 to 40 = %Decrease
%Decrease = Old Value - New Value/Old Value × 100%
%Decrease = 800-40/800 × 100%
%Decrease = 760/800 × 100%
% Decrease = 95%(Answer)
The answer is A.
first, calculate the totals for each company. what you do is take the number and divide it by 6.
154.2 ÷ 6 = 25.7
165.6 ÷ 6 = 27.6
Then, add both together.
25.7 × 27.6 = 54.3.
Answer:
50%
Step-by-step explanation:
half of the numbers on dice are even
Answer:
Step-by-step explanation:
Given
--- coefficient of variation
Required
The mean and the median
The coefficient of variation is calculated using:
Where:
mean
So:
Express percentage as decimal
Make the subject
The coefficient of skewness is calculated using:
This gives:
Make the subject
Equate both expressions for
Cross multiply
Collect like terms
Divide both sides by -0.88
Hence:
Calculate
So:
Also, the coefficient of skewness is calculated using:
Multiply both sides by 30
Divide both sides by 3
Collect like terms