The daily cost of hiring an electrician, Y, to work x hours on an electric job can be modeled using a linear function. The electrician charges a fixed costs of $75 plus an additional cost of $50 per hour. The electrician works a maximum of 7 hours per day For one day of work, what is the range of the function for this situation?

A 0<_ x <_ 7
B 75 <_ y <_425
C 0<_ x <_ 9
D 50 <_ y <_ 575

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