Hint - Your y-intercept should be 90 and your x-intercept (the point on the x-axis) should be 24...
Plot the 2 intercepts on each axis and create your line of best fit!
2
2
1
1
1
Question 10
10.
1
Question 11
11.
2
2
1
2
Write the function in y=mx+b form!
Question 3
3.
The meaning of the slope is _______ .
The meaning of the y-intercept is _______ .
Question 4
4.
Question 6
6.
Write the function in y=mx+b form!
If you're having a hard time finding the slope... use the 2 points in the hint to CALCULATE IT: (0,90) & (24,0)
Remember:
Slope = (y-y)/(x-x)
Question 7
7.
As the number of absences _______ (increases/decreases), the quarter grade _______ (increases/decreases).
Question 8
8.
SHOW YOUR WORK!
Question 9
9.
SHOW YOUR WORK!
ROUND TO THE NEAREST WHOLE NUMBER!
Hint - Your y-intercept should be 20 ...
Question 12
12.
Question 13
13.
The slope means that for every _______ that you spend studying for the test, your score will increase by _______
KEEP IN MIND THAT THE SLOPE IS 1/2!
Question 14
14.
SHOW YOUR WORK!
Question 15
15.
Using the prediction function (equation), we got an answer for #14, which tells us what someone's test score would be after studying for 160 minutes...
According to the scatterplot, what were the ACTUAL scores of the 2 students who studied for 160 minutes? _______ and _______
Would you say your prediciction function works well? _______
