Need help? Lean six sigma Green Belt exam

Defects and defectives
 Question 1
0 out of 10 points
Installing a headlight at Scania consists of 5 actions, which must be
performed one after the other. With every action the chance of an
error (defect) is 2%.
Calculate the process yield over all five process steps in percentages
to 1 decimal place. If your answer is 5.678%, enter 5.68 without a
percent sign.
Selected
[None
Answer:
Given]
Correct
90.4
Answer:
Answer range 0.2
+/- (90.2 - 90.6 )
Response The chance that a product will proceed to the next step
Feedback:
without errors is 98%. So p=0.98
There are 5 steps.
0.98x0.98x0.98x0.98x0.98=90.4%
 Question 2
0 out of 10 points
The following process consists of three steps A, B and C. Given that 100 pieces arrive
in process step A. From step A, 9 pieces are not FTR. Of these 9 pieces, 3 pieces are
destroyed (scrap) and 6 pieces can still be repaired (rework). So 97 pieces move on to
step B for further processing.
Step Scrap Rework
A 3 6
B 4 4
C 1 0


Calculate the rolled throughput yield to 1 decimal place. Enter your number without a
percent sign.
Selected
[None
Answer:
Given]
Correct
826
Answer:
Answer range 0.2
+/- (825.8 - 826.2 )
Respons
e
Feedbac FTR (first
k: In Scrap Rework Out Yield
time right)
100 3 6 97 91 0,9100
97 4 4 93 89 0,91752577
93 1 0 92 92 0,98924731