52% of men consider themselves professional baseball fans. you randomly select 10 men & ask each if he considers himself a professional baseball fan.
find the probability that the number who consider themselves baseball fan is
a) exactly 8
b) at least 8
c) less than 8
if convenient use technology to find the probabilities.

Identify all the cases where non-probability sampling is used when attempting to study the characteristics of a large city. studies on every subject in the population divide a population in groups and obtain a sample studies with a limited amount of time demonstrate existing traits in a population studies with the nth person selected