ICBB Online Practice Questions and Answers

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 $3,600 in order to stay within budget. Using a sample of 42 first article components, a Mean of the new product upgrade price of $3,200 and a Standard Deviation of $180 was estimated. Based on the data provided, the Z value for the data assuming a Normal Distribution is?

A. 1.11

B. 2.22

C. 4.30

D. 5.42

Assessing process proportion as opposed to evaluating a process with respect to a set target can be done using which of these?

A. Process proportion equals some value range

B. Process proportion equals some desired value

C. Target is current

D. Proportion of the tail is equal

If in an experiment all possible variable pairs sum to zero the design is Orthogonal.

A. True

B. False

The Control Limits width varies if the sample size varies for which type of chart?

A. P Charts

B. NP Charts

C. Xbar-R Charts

D. Time Series Charts

Which statement is NOT correct about the Fitted Line Plot shown here?

A. The independent variable is the reactant

B. If the reactant was 10 units, with 95% confidence we would expect a minimum yield of 148 units

C. With at least 95% confidence, we can expect less than 10 units of Yield when the reactant is at a value of 1

D. A reactant value between 6 and 8 units yields around 40 to 60

E. When the reactant increases, the expected yield would increase

Which of these are examples of business metrics or Key Performance Indicators commonly referred to as KPI's?

A. Cycle Time

B. Defects

C. No. of Units Reworked

D. Labor Hours

E. All of these answers are correct

The Japanese born function of a Kaizen event utilizes a specific, step-by-step approach meant to bring about major changes to a process.

A. True

B. False

A Belt rearranged the location of the parts inventory for a rework station locating the most often used parts to be within hand reach of the repair person. This rearrangement resulted in quicker repair times by eliminating one of seven major elements of waste which is the Waste of __________.

A. Motion

B. Conveyance

C. Inventory

D. Waiting

One of the primary deliverables from performing a SIPOC is to begin to understand which outputs have the greatest affect on the customer most valued inputs.

A. True

B. False

One of the symbols used in the process maps is given below. What does this indicate?

A. A process step or an action taken

B. The start or stop of a process map is also used to depict if the process map continues in another page

C. The direction of flow in a process map

D. A decision step, i.e., different possible alternatives depending on the inputs to this step