Let z be a categorical varibale with four levels: 1, 2, 3, and 4, and let X and Y be contirnue. using the following R output, estimate the average predicted value of Y in each catrgory of Z when Z is 10

Segment an is an altitude of right δabc with a right angle at a. if ab = 2, squared 5 in and nc = 1 in, find bn, an, ac.

Which two undefined geometric terms always describe figures with no beginning or end?

Hassan bought a package of tofu. the temperature of the tofu was 14° celsius when hassan put the package into the freezer. he left the tofu in the freezer until it reached –19° celsius. which expressions explain how to find the change in temperature, in degrees celsius, of the package of tofu? select three that apply.