Answer:
12
Step-by-step explanation:
(-455)-(-233)+(234)
-455+233+234
(233+234)-455
467-455
12(answer)
The answer is 1/3 because of rise over run
Mean = (14 + 16 + 7 + 9 + 11 + 13 + 8 + 10) ÷ 8 = 11
Variance =
[ (14-11)²+(16-11)²+(7-11)²+(9-11)²+(11-11)²+(13-11)²+(8-11)²+(10-11)² ]/7 = 9.71
Answer: 9.71
Answer:
175%
Step-by-step explanation: