Skateboard Assembly - Cycle Time
Elementary - Averages
STUDENT WORKSHEET
Name:
Assigned Station #
After reviewing vocabulary and watching video clips:
Question 1- Calculate the average time it takes to complete the tasks at your assigned
station – Average Cycle Time.
Table 1
Skateboard #
Time (sec)
1
2
3
4
5
6
7
8
9
10
Step 1: Sum =
Step 2: Complete the Formula for Average:
Average = _______ of Values
_______ of Values
My Work =>
Average Time at this Station:
seconds
3/11/2016
Rochester Institute of Technology/KGCOE REMS Program
page 1
Skateboard Assembly - Cycle Time
Elementary - Averages
Question 2- Calculate the Average Cycle Time for the 10 skateboards from start to finish.
Step 1: Record the average times at all stations (Include the times calculated by
your classmates).
Station #
Table 2
Average Time
1
2
3
4
5
6
7
Step 2: Sum =
Average Cycle Time:
seconds
3. Brainstorm what changes can be made in order to reduce the cycle time of the
skateboard assembly line. List your ideas here.
After watching additional video clip(s)…
What change(s) were made to the assembly line?
3/11/2016
Rochester Institute of Technology/KGCOE REMS Program
page 2
Skateboard Assembly - Cycle Time
Elementary - Averages
4. Calculate the new Average Cycle time it takes to complete the task at your assigned
station.
Table 3
Station # ________
Skateboard #
Time (sec)
1
2
3
4
5
6
7
8
9
10
Step 1: Sum =
Step 2: Complete the Formula for Average:
Average = _______ of Values
_______ of Values
New Average Time at this Station:
3/11/2016
My Work =>
seconds
Rochester Institute of Technology/KGCOE REMS Program
page 3
Skateboard Assembly - Cycle Time
Elementary - Averages
5. Calculate the NEW Average Cycle Time for the 10 skateboards from start to finish.
Step 1: Record the average times at all stations (Include the times calculated by
your classmates).
Table 4
Station #
Average Time
1
2
3
4
5
6
7
Step 2: Sum =
New Average Cycle Time:
seconds
6. Compare the two average cycle times calculated in questions #2 and #5.
Which was faster?
Would this be better?
Why?
When would a faster cycle time not be better?
3/11/2016
Rochester Institute of Technology/KGCOE REMS Program
page 4