Last Update 19 hours ago Total Questions : 300
The IASSC Lean Six Sigma – Black Belt content is now fully updated, with all current exam questions added 19 hours ago. Deciding to include ICBB practice exam questions in your study plan goes far beyond basic test preparation.
You'll find that our ICBB exam questions frequently feature detailed scenarios and practical problem-solving exercises that directly mirror industry challenges. Engaging with these ICBB sample sets allows you to effectively manage your time and pace yourself, giving you the ability to finish any IASSC Lean Six Sigma – Black Belt practice test comfortably within the allotted time.
Common and Special Cause ______________ are the focus of Statistical Process Control.
Which statements are correct about the advanced Capability Analysis shown here? (Note: There are 3 correct answers).

Cost of Poor Quality (COPQ) can be classified as Visible Costs and Hidden Costs. All these items are Hidden Cost except __________________.
A Belt working in a supply chain environment has to make a decision to change suppliers of critical raw materials for a new product upgrade. The purchasing manager is depending on the Belt’s effort requiring that the average cost of an internal critical raw material component be less than or equal to $4,200 in order to stay within budget. Using a sample of 35 first article components, a Mean of the new product upgrade price of $4,060, and a Standard Deviation of $98 was estimated. In order to increase the Long Term Z value to 4, what is the maximum long term variation in pricing the Belt can accept for his upgraded critical raw material component?
Which statements are correct about the advanced Capability Analysis shown here?

(Note: There are 3 correct answers).
Early in a project a Belt will want to begin to identify and evaluate risk factors for the subject process and will therefore begin building a(n) ______________.
What is the Ppk of a process with a spread of 24 units, an average of 68, an upper limit of 82 and a lower limit of 54?
Screening experiments are the proper choice when a Belt is faced with the situation of highly Fractional Factorial Designs.
If the production is for higher volume and monitoring and the Mean and variability is to be monitored for four machines producing product and the characteristic to be monitored is Variable Data, which SPC Chart is best to be selected?
When a Belt conducts a Linear Correlation Analysis and finds that as an X increases the Y also increase then he has proven a ______________ correlation.
