A piecewise function is defined by f(x)=3x+1 if x≤1 and f(x)=−3x+7 if x>1. Write the function as an absolute value function. The absolute value function is f(x)=

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