If two vectors are perpendicular to each other, how should you add them? If two vectors are not perpendicular to each other, how should you add thern?

From 0 to 5 seconds john pushed a box 5 meters. from 5 to 10 seconds, paul pushed the same box another 5 meters. who did more work? a. john b. paul c. john and paul did the same amount of work.

Which one of the following research methods can show cause and effect

The frequencies refer to the sample data collected from a population of interest when performing a hypothesis test comparing two or more population proportions.