CLSSGB Exam Questions

Contingency Tables are used to perform which of these functions?

For the data shown here a Belt suspects the three grades are supplying the same results. Which statement(s) are true for proper Hypothesis Testing? The most appropriate Central Ten...

Skewed or Mixed Distributions occur when data comes from several sources that are supposed to be the same yet are not.

The perfect sample size is the minimum number of data points required to provide exactly 6% overlap or risk if one wants a 95% confidence level.

Hypothesis Testing can help avoid high costs of experimental efforts by using existing data.

Hypothesis Tests determine the probabilities of differences between observed data and the hypothesis being solely due to chance. This is determined based on the result of the _____...

It is a Type I error if we reject the Null Hypothesis when it is actually true.

Having an Alpha of .05 and a Beta of .10 are the most common risk levels when running a Statistical test.

A 1-Sample t-test is used to compare an expected population Mean to a target.

Unequal Variances can be the result of differing types of distributions.

Non-parametric testing is done when which of these are applicable? (Note: There are 3 correct answers).

Contingency Tables are used to do which of these? (Note: There are 2 correct answers).

For the data shown here, a Belt suspects the three grades are supplying the same results. Which statement(s) are true for proper Hypothesis Testing?

The higher the sigma level of a process the better the performance.

The Six Sigma methodology had its origins at __________________________ in the late 1980's when William Smith coined the name for quality related work being done there.

Training cost is $4,000 and a project required an initial investment of $30,000. If the project yields monthly savings of $2,000 beginning after 3 months, what is the payback perio...

Lean Six Sigma's general approach to solving significant challenges related to a process is called __________________________.

Voice of the customer is a Lean Six Sigma technique to determine __________________________ attributes of a product or service.

Those who are trained to the skill levels of a Black Belt are typically utilized to apply Lean Six Sigma methodologies what percentage of their time?

A process can be defined as a repetitive and systematic series of steps or activities where inputs are modified or assembled to achieve a customer desired result.

Customers make a purchase decision based on a number of factors. In Lean Six Sigma we refer to these decision points as CTO's or as _________________________.

Cost of Poor Quality (COPQ) can be classified as Tangible (Visible) Costs and Hidden Costs.

An employee of ACME Corporation noticed that every loan application that gets approved is copied four times and is stored in different locations in the company for no apparent reas...

The 80:20 rule is associated with which of these tools?

One of the metrics commonly used in Lean Six Sigma is DPU. This acronym stands for _________________________.

According to the definition of Rolled Throughput Yield which of these items best describes the purpose of RTY?

What is the Cycle Time, in seconds, for a process having a Throughput of 7,200 units per hour?

The following Business Case is constructed properly. "In business unit A there are too many flashlight returns and flashlight sales have decreased by 25 percent."

To create standardization of financial benefit calculations project savings are typically based on savings over what period of time?

The essence of Lean is to concentrate effort on removing waste while improving process flow to achieve speed and agility at lower cost.

Lean had its origins in the development and practice of the __________________________ Production System.

Lean removes many forms of __________________________ so Six Sigma can focus on reducing _________________________.

Which element of waste best describes "the unnecessary movement of materials and/or goods"?

Which element of waste best describes "the cost of an idle resource"?

The proper functioning of a Visual Factory is dependent upon which of these?

Lean focuses on the sequence of activities and work required to produce a product or a service. This flow is called a _________________________.

Lean Enterprise is based on the premise that anywhere work is being done which of these is also occurring?

When constructing a Fishbone Diagram using the ________ approach is the most classic arrangement.

The 5 Why Analysis is only useful if the possible independent variable can be broken down into five possible causes.

The purpose of a Process Map is to identify the complexity of the process and to assist in identifying critical steps in the process.

The very best way to begin an effort to map a process is to do which of these?

The X-Y Diagram is a tool used to identify/collate potential X's and assess their relative impact on multiple Y's.

The term FMEA is an abbreviation for Failures Measure Effective Automation.

When utilizing Statistics, the population is defined as a collection of all the individual data points of interest.

Which of these is Discrete data?

Nominal Scale data consists of names, labels or categories and cannot be arranged in any mathematical ordering scheme. Complex arithmetic functions cannot be easily applied to Nomi...

When looking at a distribution graph, the Mean is defined as the ________.

The difference between the largest observation and the smallest observation in the data set is known as the ___________.

The Empirical Rule is important because it provides an estimate of the probability of an event occurring depending on the Standard Deviation from the Mean.

The Z score is a measure of the distance in Standard Deviations of a sample data point from the Median of the sample population.