Solve for x.
Your answer must be simplfied.

-7x > 10

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?

When only separate discreet points are graphed it is called?

Acircle has a radius of 5/6 units and is centered at (3.6, 7.8) write the equation of this circle