Answer:
The sixteen people to March in the sportsmanship parade
Step-by-step explanation:
A sample refers to a smaller, manageable version of a larger group. It is a subset containing the characteristics of a larger population.
A sample should represent the population as a whole and not reflect any bias toward a specific attribute.
Since the coach chose 16 people to March in the sportsmanship parade, the sample in this situation, The sixteen people to March in the sportsmanship parade is the sample
You don't really have a picture wot anything to go by so i don't know

The probability of getting 0 heads in 4 tosses (or equivalently, 4 tails) is

.
So the desired probability is
<span>its C. Alan has 13 CDs, Tom has 16 CDs, Barbara has 23 CDs !</span>