Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Daily Prep Questions via email.
Customized for You
we will pick new questions that match your level based on your Timer History
Track Your Progress
every week, we’ll send you an estimated GMAT score based on your performance
Practice Pays
we will pick new questions that match your level based on your Timer History
Not interested in getting valuable practice questions and articles delivered to your email? No problem, unsubscribe here.
Thank you for using the timer!
We noticed you are actually not timing your practice. Click the START button first next time you use the timer.
There are many benefits to timing your practice, including:
About the first question, the answer seems to be Canada because the range is highest, but can we judge the standard deviation just by guessing the range?
1. Canada...Comparing Canada and Netherlands ..graph for Canada starts to "rise" before Netherlands and ends almost similarly with more waves..so SD should be higher. 2. Sweden(in 2000)/Total Netherlands = 15/16 = 1 ...100%