Please help me on this question

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?

Iwill give brainliest. suppose tommy walks from his home at (0, 0) to the mall at (0, 5), and then walks to a movie theater at (6, 5). after leaving the theater tommy walks to the store at (6, 0) before returning home. if each grid square represents one block, how many blocks does he walk?