Are all data points represented in a dot plot? Yes or No?

answer: .64

step-by-step explanation

set up the formula for standard deviation for this set of numbers, then simplify

answer: all of the odd numbers were opened

the first person was the one that was opening all of the lockers. since one is odd, this causes all of the odd number lockers to be opened in the end.

14.3

step-by-step explanation:

add all the numbers together.

9 + 12 + 15 + 16 + 17 + 17 = 86

now, divide 86 by how many numbers we have: 6.

86 / 6 = 14.3