The range of the following relation R {(3, -5), (1, 2), (-1,-4), (-1, 2)} is (1 point) O {-1, 1, 3}
O {-5, -4,2} O
{-1, -1, 1, 3}
0 {-4, -5, 2, 2}

The distance around the lake is 2 kilometers. ifelena wants to run 14 kilometers this week, howmany laps must she run around the lake

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?

What is x and y intercepts for y=x+7