While you’re busy crunching poll numbers, what were polls predicting on Nov. 7, 2016? I’ll wait.
On average, the polls had Clinton ahead of Trump by 3.2%, and her popular vote margin was actually 2.1%, so the polls were not far off -- see https://www.realclearpolitics.com/epolls/2016/president/us/general_election_trump_vs_clinton-5491.html .