Answer:C
Step-by-step explanation:
Answer:
A. This study is an experiment, since it was based on a random sample.
Step-by-step explanation:
Simple random sampling is a probabilistic sampling procedure that gives each element of the target population and each possible sample of a given size the same probability of being selected.
Answer:
100%-10%=90%
90%=36$ what about 10%=4$
36$+4$=40$
Answer:
Step-by-step explanation: