Standard deviation is the average distance between two points on the graph. If the standard deviation (sd) is high, then the variables relationship is more spread out and unlike one another. The smaller the sd, the closer and less varied the variables are.
Answer: D
Step-by-step explanation: an irrational number cannot be written as the quotient of of two integers, it will produce a decimal number that probably goes on forever in a calculator
Answer:

Step-by-step explanation:
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780,120?
Attention:check before using this answer it may not be right.
Thank you.
Hmmm it's linear since it's multipling by 3 each time