Six Sigma Black Belt Session 7
2025/2026 Exam Questions with 100%
1
Correct Answers | Latest Update
A Lean Six Sigma team at an insurance company has been working on a
project to reduce the number of claim defects leading to denied claims. A
control chart of claim denials is out-of-control. What conclusion should the
team draw from this condition?
A) The number of denials has gone up.
B) The number of denials has gone down.
C) The process is unstable over time.
D) The process is exhibiting less variability over time.
E) The process is exhibiting more variability over time. - 🧠 ANSWER ✔✔C)
The process is unstable over time.
A Lean Six Sigma team is working to reduce the frequency of medical
errors, and wishes to track the number of errors per patient per day. The
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
PRIVACY STATEMENT. ALL RIGHTS RESERVED
, sample size of patients varies from day to day. Which type of attribute
control chart should the team use?
2
A) c Chart
B) p Chart
C) np Chart
D) u Chart
E) cp Chart - 🧠 ANSWER ✔✔D) u Chart
A diagnostic lab has chartered a Lean Six Sigma team to reduce the
frequency of samples with label problems. The team has data available on
the percentage of samples with a label problem and wishes to chart this
measure. Volume is high and stable enough to assume a constant sample
size. Which type of attribute control chart should the team use?
A) c Chart
B) p Chart
C) np Chart
D) u Chart
E) cp Chart - 🧠 ANSWER ✔✔B) p Chart
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
PRIVACY STATEMENT. ALL RIGHTS RESERVED
2025/2026 Exam Questions with 100%
1
Correct Answers | Latest Update
A Lean Six Sigma team at an insurance company has been working on a
project to reduce the number of claim defects leading to denied claims. A
control chart of claim denials is out-of-control. What conclusion should the
team draw from this condition?
A) The number of denials has gone up.
B) The number of denials has gone down.
C) The process is unstable over time.
D) The process is exhibiting less variability over time.
E) The process is exhibiting more variability over time. - 🧠 ANSWER ✔✔C)
The process is unstable over time.
A Lean Six Sigma team is working to reduce the frequency of medical
errors, and wishes to track the number of errors per patient per day. The
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
PRIVACY STATEMENT. ALL RIGHTS RESERVED
, sample size of patients varies from day to day. Which type of attribute
control chart should the team use?
2
A) c Chart
B) p Chart
C) np Chart
D) u Chart
E) cp Chart - 🧠 ANSWER ✔✔D) u Chart
A diagnostic lab has chartered a Lean Six Sigma team to reduce the
frequency of samples with label problems. The team has data available on
the percentage of samples with a label problem and wishes to chart this
measure. Volume is high and stable enough to assume a constant sample
size. Which type of attribute control chart should the team use?
A) c Chart
B) p Chart
C) np Chart
D) u Chart
E) cp Chart - 🧠 ANSWER ✔✔B) p Chart
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
PRIVACY STATEMENT. ALL RIGHTS RESERVED
