Back to Teacher Overview Outline
Teacher's Answer Key
Answers for Math Worksheet of Prerequisite Knowledge
1. 36 inches
2. 66 inches
3. 30 seconds
4. 75 seconds
5. 0.5556
6. 0.5385
7. 36 degrees
8. 64 degrees
9. 45 degrees
10. 50 degrees
11.
Answers for Practice Exercises on Computing Glide Slope
a. 62/92 = 0.6739 (closest to 0.6745, glide slope = 34 degrees)
b. 55/105 = 0.5238 (closest to 0.5317, glide slope = 28 degrees)
c. 73/90 = 0.8111 (closest to 0.8098, glide slope = 39 degrees)
d. 63/90 = 0.7000 (closest to 0.7002, glide slope = 35 degrees)
Answers for Practice Exercises on Computing Average Speed
1. 92/10 = 9.2 in/sec
2. 80/6 = 13.33 in/sec
3. 75/8 = 9.38 in/sec
4. 77/9 = 8.56 in/sec
Possible Answers for Practice Exercises on Drawing a Line of Best
Fit
Answers for Practice Exercises on Using a Line of Best Fit for Making
Predictions
#1: 
If glide slope value = 20 degrees
Then, average speed = 8 in/sec

#2: 
If glide slope value = 30 degrees
Then, average speed = 100 in/sec

#3: 
If average speed = 15 in/sec
Then, glide slope = 5 degrees

#4: 
If average speed = 25 in/sec
Then, glide slope = 20 degrees

Answers for Practice Exercises on How to Create a Scatter Plot
1.
2. Negative Correlation
3. Answers may vary. Possible range of answers:
Glide Slope 
Average Speed 
44 
(105115) 
52 
(8090) 
60 
(5060) 
4. Answers may vary. Possible range of answers:
Average Speed 
Glide Slope 
40 
(6466) 
60 
(5860) 
110 
(4246) 
Back to Teacher Overview Outline
