Int takes chris 30 minutes to walk to work. if he drives it takes him 1/3 of that time. when chris walks to work he leaves at 7: 20 to get to work on time. if chris drives to work, what is the latest time he can leave to get to work on time?

Ahypothesis is: a the average squared deviations about the mean of a distribution of values b) an empirically testable statement that is an unproven supposition developed in order to explain phenomena a statement that asserts the status quo; that is, any change from what has been c) thought to be true is due to random sampling order da statement that is the opposite of the null hypothesis e) the error made by rejecting the null hypothesis when it is true