Answer:The "mean" is the "average" you're used to, where you add up all the numbers and then divide by the number of numbers. The "median" is the "middle" value in the list of numbers.
Step-by-step explanation:
Answer:
Slope: +1
y-intercept: +13
y=1x+13
40/100= 0.4
The answer is 0.4
Hope this helps!