Is Fortnite bad cause I HATE IT

For a study comparing leisure activities of physical education students with those of other students, a researcher has randomly selected a ten percent sample of physical education students and one percent sample of non-physical education students for a list of students. what kind of sampling technique is this?

The valve seat performs two functions: it provides a seal for the valve in the combustion chamber, and it provides a cool surface to carry heat away from the valve. most valves use a seating angle.

Select each of the paced steps below. define the problem. conduct an internet search for information. list the alternatives. select the criteria. evaluate the alternatives. make a decision. evaluate the decision.