Line L has points X=(1.9) and Z=(-3,8). Line M has points W=(5.-12) and
Y=(27,2). Are lines L and M parallel.
perpendicular or neither? How do you
know?

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.