What type of sampling methods are used in selecting people for exit polls at the polling locations? select all that apply.
a. sample random sampling
b. cluster sampling
c. stratified sampling
d. convenience sampling
e. systematic sample

As voters exit the polls, you ask a representative random sample of voters if they voted for a proposition. if the true percentage of voters who vote for the proposition is 63%, what is the probability that, in your sample, exactly 5 do not voted for the proposition before 2 voted for the proposition? the probability is