Are you sure you're able to read English and understand what's written there? The
statements which are in blue are hyperlinks pointing to the useful articles and you're supposed to click the links and get familiarized with the content.
What are you trying to calculate by multiplying 6347 by 1000? Average response time is
arithmetic mean of all response times (sum of all 1000 response times divided by their count)
You won't get 16 seconds of "total time" as you're running threads in parallel and total test duration is time frame between first sample start time and last sample end time.