A negative correlation is not a very considerate way to compute your numbers
has no relationship among the variables
O is only used in experiemnts that test topics like depression or agression.
means that as one variable goes up and the other goes down

i think the answer is a, hope this : )

i had this question and the answer was 3.15 miles.

martina travels from school to her mom's office. from there, she walks to school. after school, she walks to the library and then to a friends house before finally ending back at home. find martina's total distance traveled.

a) 0 miles  

b) 0.4 miles  

c) 1 mile  

d) 3.15 miles

pythagoras' theorem

square root (-5^2+9^2)

square root (25+81)

square root (106)

angle is tan^-1(9/5)

neg x, pos y