There are 15 different colored crayons in a new box. What is the probability that the orange and then the green will be chosen at random, without replacement? round your answer to four decimal places.

To safely control the traffic flow and protect workers near public roadways and moving construction equipment use you could use

How many soccer players are there that are only getting paid as a career? ? plz give correct info

On a test the graders have a mean of 77 and a standard deviation of 8. if we can approximate the distribution of these graders by a number distribution what percent of the students. a) scores higher than 77? b) should pass the test (grades > 60)? c) should fail the test (grades < 60)?