"I can look at the linear function equation, but I suddenly get lost when it comes to the graph." "Even if I can make an x and y table, I don't know where to plot the points." "I get the slope and the ...

"I kind of understand proportionality, but I suddenly feel like linear functions are difficult." "I understand y=ax, but I get confused when it becomes y=ax+b." There are many people like that.

Graphs and data plots are wonderful tools for illustrating relationships, depicting data trends, and tracking goals in your Android applications. I saw this for myself several years ago, when a former ...