A workman is paid $150 for each day he works and is fined $50 for each day he is absent. He earned $2,100 in a month with 30 days. He was absent for 23 days. True or false

Select all of the quadrants that the parabola whose equation is y=√x-4 (principal square root) occupies. i ii iii iv

Solve for n? [tex]z = \frac{3}{4} mn[/tex]

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