Find the lurking variable.
8) a study shows that the amount of chocolate consumed in canada and the number of automobile accidents is
positively related. find the lurking variable, if there is one.
a) children
b) speed
c) population growth
d) vacation
e) no lurking variable

Astudent must have an average on five test that is greater than it equal to 80% but less than 90% to receive a final grade of b. devon's greades on the first four test were 78% 62% 91% and 80% what range if grades on the fifth test would give him a b in the course? ( assuming the highest grade is 100%)

In a tutoring session, 2/3 of an hour was spent reviewing math problems. adelina attended 3/4 of the tutoring session. how much time did adelina spend at the tutoring session?

Find the circumference of a pizza with a diameter of 10 inches round to the nearest tenth