本题目来源于试卷: Tools & Inquiries G.2 Mathematics Tools，类别为 IB化学
[单选题]
Which statement best describes the relationship betwe a90 a2ptal )ufph 6 4tluklw:.en x and y on t g)9 v lvcgob;m5;u h6nhe graph below ;;o hmvgun)5lbc6 g9v ?
A. $x$ and y are directly proportional
B. There is a positive correlation between x and y
C. There is a negative correlation between x and y
D. $x$ is dependent on y
参考答案: B
本题详细解析:
y increases with x, and so, there is positive jpvb rrf2 3m3.correlation between them with y being dependent on j33 .v fmprb2rx.
It is not directly proportional as it is not a straight line that starts at the origin.
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