Avehicle's fuel economy is affected by its speed. the data on spaller auto's most popular vehicle is shown in the table below where x is the speed (mph) and f(x) is the fuel economy (mpg). calculate the rate of change for the interval 40 ≤ x ≤ 50.
a. 5.55 mpg/mph
b. -0.18 mpg/mph
c. -5.55 mpg/mph
d. 0.18 mpg/mph

Match the vocabulary to the proper definition. in probability, two events in which 1. conditional probability the outcome of one event is independent of the outcome of a second event. 2. dependent events in probability, two events in which the outcome of one event is dependent on the outcome of a second event. the probability of an event in which the outcome of the event is conditional on the outcome of one or more different events. 3. independent events