The answer is c. cause i just learned it so i am sure about it
A) control group, they did not also survey 10 other ppl who took a placebo
Answer:
39 cm
Step-by-step explanation:
using the x component go find 12 cm width and follow the line up until it intersects the graph. then follow that point left to estimate the height at that point to estimate 37.5 but more accurately you can use the given equation y=3.25x and plug in your x of 12 to get y=39