24213214215211111111111 NIGS
A bc the Y numbers increase by 17 every time X increases by 1
Answer:
Discrete variables
Calculate the mean.
Subtract the mean from each observation.
Square each of the resulting observations.
Add these squared results together.
Divide this total by the number of observations (variance, S2).
Use the positive square root (standard deviation, S).
Answer:
the difference is number 4
