Q1) Explain the terms parameter and statistics. Make sure the concepts of population and sample are included in the definitions.
Q2) Dawns & Abwender (2002) discovered neurological deficit in soccer players who are routinely hit on head with soccer balls compared with swimmers who are also athletes but who are not regularly hit on head. Is this suitable example of experimental or non-experimental study? Determine there cause/effect relationship (control and manipulation) then decide if this is the experiment or not.