If you select an individual stock from this population, what is the probability that it would have a return.
a. Less than 0 (i.e., a loss)?
b. Between -10 and -20?
c. Greater than -5?
If you selected a random sample of four stocks from this population, what is the probability that the sample would have a mean return
d. Less than 0-that is, a loss?
e. Between -10 and -20?
f. Greater than -5?
g. Compare your results in parts (d) through (f) to those in (a) through (c).