1. The table shows the relationship between y, the cost to rent a bicycle, and x, the amount of time the bicycle is rented in hours. Bicycle Rental Costs
Time, x
(hours) Total cost, y
(dollars)
1 $10
2 $20
3 $30

Part 1: A student drew the following graph to represent this situation. Explain the error in the graph. (Answer box on following page.)

Consider that lines b and c are parallel. what is the value of x? what is the measure of the smaller angle?

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

Aresearch study is done to find the average age of all u.s. factory workers. the researchers asked every factory worker in ohio what their birth year is. this research is an example of a census survey convenience sample simple random sample