D is the correct formula that the model represents. Black represents negative values, while white represents positive.
Answer:
73.25%
Step-by-step explanation:
To solve this, you need to write it as a proportion. The proportion for this problem would be 14.65/20 = x/100. You cross multiply and get 20x=1465. Then you divide both sides by 20 which would mean x=73.25 which is your answer as a percent.
Answer:
11.57
Step-by-step explanation:
We have a simple formula to solve this:

where
SS is sum of squares
s^2 is the variance, and
n is the number of data points
We are given all the info to find out s^2. Hence,

Answer:
A
Step-by-step explanation:
O because that is the number that you always start off.