ICBB Exam Questions

For a Normal Distribution as samples size increases the Range in Mean and Standard Deviation decrease relative to the Mean and Standard Deviation of the population.

Some of the sources for different types of error that can be quantified using Statistical Analysis are ___________________.

Since Normality is required if we intend to use the data collected as a predictive tool. To test for Normality of data we must determine if the P-value is ___________.

The Normal Distribution is considered to be the most important distribution in statistics and, among other things is defined as having a total area under the curve of 1, is mounded...

Following process modifications, the Null Hypothesis states that no improvement to the process has occurred. If we discover the Null Hypothesis Test was rejected when it was false...

A statistical test or Hypothesis Test is performed to reject or fail to reject a stated hypothesis and it converts the Practical Problem into a Statistical Problem.

The class score distribution of schools in a metropolitan area is shown here along with an analysis output. Comment on the statistical significance between the Means of the two dis...

How many experimental runs exist in a Full Factorial and fully randomized design for 5 factors with 2 replicates for the Corner Points and no Center Points? The factors in the expe...

If an experiment has 5 factors and no replicates for a 2-level Experimental Design with 16 experimental runs which statement(s) are correct? (Note: There are 3 correct answers).

With Measurement System Analysis we are concerned with two issues that impact the potential variability of the data. They are ____________ and Accuracy.

An operator is measuring the distance between two points. Which is most likely to be influenced by the operator?

Accuracy can be assessed in several ways and a fairly accurate means of measurement is visual comparison.

Measurement __________ is defined as the difference between the observed and the expected values for a given set of data.

Appropriate measures means that measurements are ______________.

A ___________ problem in the Measurement System suggests that there is a lack of consistency in the measurement over time.

An operator checks that all boxes being packed contain enough products to fill the box. However, each box getting filled has a different number of products in it. This is a Reprodu...

In a good Measurement System the most variation will be with part-to-part measurements. What should you do if the majority of variation is associated with the Gage R&R assuming the...

What aspects of Measurement Systems Analysis (MSA) studies are applicable when the process used to measure does not damage the part?

Each of the items listed would impact the Process Capability for a process with a continuous output except ___________________.

For Attribute Data, Process Capability is defined as the average proportion of nonconforming products.

The reported Cpk for a process with an average of 104 units, a spread of 18 units and upper and lower specification limits of 122 and 96 units would be?

When we compare short-term and long-term Capability which of these is true?

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?

Which statements are correct about the advanced Capability Analysis shown here? (Note: There are 3 correct answers).

Relative to a Design of Experiments the term Collinear refers to variables being a ________________ of each other.

The Lean toolbox includes all of the following items except __________.

If a Six Sigma project was to reduce changeover times and the team found the project success was decreasing over time since changeover times began to creep back up, which Lean tool...

Kaizens or Kaikakus and Six Sigma projects are intended to create breakthrough, significant process improvement versus minor, incremental improvements.

Using this partial Z Table, how many units from a month's production run are expected to not satisfy customer requirements for the following process? Upper specification limit: 7.2...

Which of these items are not part of what is necessary for successful Kaizens?

For a Kanban to be successful which of these must occur?

Common and Special Cause ______________ are the focus of Statistical Process Control.

If you can Poka-Yoke a defect out of the process entirely then you do not need use SPC on the characteristic of interest in the defect.

Range Charts are the technique used to determine if ______________ are occurring within the subgroups of the SPC Charts.

If a process has subgroups for Variable data and the process runs for a long period of time, then the best pair of SPC Charts to use would be an Xbar and _________.

Six Sigma is a business improvement discipline whose fundamental view is based on a _________ oriented approach of the business.

Much of the Six Sigma methodology is used to identify and remove causes for _____________ .

When variation is removed from the output of a process then the process customer can have more confidence in the experience that results from the process.

The distance between the Mean of a data set and the Point of Inflection on a Normal curve is called the _______________.

One of the foundations of Lean Six Sigma is the concept that the output of a process (Y) is influenced by the process inputs (X's) and is commonly shown as which formula?

When we gather information for the Voice of the Business we are primarily interested in information concerning the _____________ of the business.

When a Belt creates a Process Map she will use a __________________ to depict a decision point requiring a Yes or No decision.

A Belt has determined that the inventory of repair parts at a rework station can be reduced by 45%. According to Cost of Poor Quality (COPQ) definitions inventory reduction would b...

Customers make their decisions based on Features, Integrity (of the seller) Delivery and ___________?

The Hardware Store ordered ten lawn mower from the manufacturer and just before shipping the manufacturer found one to have a motor that wouldn't start. For the manufacturer this w...

Cost of Poor Quality (COPQ) can be classified as Visible Costs and Hidden Costs. All these items are Hidden Cost except __________________.

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

When one speaks of 20% of something contributing 80% of the affect they are referring to what is known as the _________________.

Which of these graphical presentations displays the values of each individual reading?

As a means of measuring the effects on other areas of a process as a result of changes in the primary metric we also define and track ________________.