What is deviation?

Question

And what is the definition of frequency distribution & how would I solve a problem in 8th grade math with this problem...My child is asking about this problem she has in an 8th grade book.
Given the following numbers 2,2,3,6,1,9,4,2,5,7,6,8,6,
What is the frequency of distribution of 2?.

Answer 1

Count the number of 2's. There are three 2's.

http://www.mathsisfun.com/definitions/frequency-distribution.html

Answer 2

I THINK IT IS 1 BECAUSE IT IS THE LOWEST NUMBER AND THERE IS ONLY ONE

Answer 3

Yes it is 1 /\
|
|