Which system is independent and inconsistent? {x-y+Z=2
X-y-Z=2
x+y+Z=2
{x-y+z=2
X+y-z=3
x-y-z=4
[2x+2y+2z=4
-X-y-Z=2
X+y+z=2
[x-y-z=2
X+ y-Z=3
-x+y+z=4

On saturday morning, calls arrive at ticketmaster at a rate of 108 calls per hour. what is the probability of fewer than three calls in a randomly chosen minute?

The brain volumes (cm cubed) of 50 brains vary from a low of 904 cm cubed to a high of 1488 cm cubed. use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 175.5 cm cubed, assuming the estimate is accurate if it is within 15 cm cubed

Write an equation in slope intercept form of the line passes through the given point and is parallel to the graph of the given equation (0,0); y=3/8 x+2