Did you type a connection that was correct but not get the points you deserved? If so, sorry. The system isn't perfect. Do give yourself the extra points mentally. (There's probably no need to comment about this, unless it's constructive.)
Jeff.: I got graphs.
The 4 names were OK>>> I didn't know who they were tho ! (2 years, 3 months ago)
YourFriend: A pleasant grid, and not too hard. One thing: try to be more lenient with the free answers. The quadratic/scatter/bar/line should accept answers like 'plot' and 'chart'. (2 years, 3 months ago)
Anton Deck: Interesting and fun. (2 years, 3 months ago)
john: Great (2 years, 3 months ago)
john: Great! (2 years, 3 months ago)