Tag: Lean Six Sigma Black Belt Exam

OPTIONS Puerto Chart Glaphira Chart Pareto Chart Xbar/Averages Chart ANSWER Xbar/Averages Chart Puerto ChartGlaphira ChartPareto ChartXbar/Averages Chart An Xbar chart is used to observe and evaluate the behavior of a process over time and take corrective action if necessary. The chart plots the average values...

A standard with a known value of 25.4 mm is checked 10 times by one mechanical inspector using a dial caliper with a resolution of 0.025 mm. The readings obtained are:25.425 25.425 25.400 25.400 25.375 25.400 25.425 25.400 25.425 25.375 The tolerance value of this...

OPTIONS Stability Repeatability Bias Linearity ANSWER Bias EXPLANATION A good measurement system should possess the following properties or characteristics: Accuracy, Repeatability, Linearity, Reproducibility. and Stability. Bias is not one of the properties.

OPTIONS Stability and Bias Bias and Linearity Repeatability and Reproducibility Stability and Reproducibility ANSWER Repeatability and Reproducibility Stability and Reproducibility EXPLANATION Precision deals with repeatability and reproducibility. Repeatability also known as Equipment Variation. Reproducibility also known as Appraiser Variation.

OPTIONS Repeatability, Bias, and Linearity Stability, Bias, and Linearity Repeatability, Reproducibility, and Linearity Stability, Bias, and Reproducibility ANSWER Stability, Bias, and Linearity EXPLANATION Measurement systems accuracy consists of: Stability: Consistency and predictability of measurements over time Bias: Change in the actual value with respect to...

OPTIONS Accuracy and Precision Clarity, Accuracy, and Precision Resolution, Accuracy, and Precision Clarity and Resolution ANSWER Resolution, Accuracy, and Precision EXPLANATION Measurement system errors fall into 3 major categories: Resolution: The ability to provide granular readings Accuracy: Difference between observed measurement and actual measurement. Precision:...

OPTIONS MSA or GAGE RR CSA or GAGE RR MSA or RAGE RR CSA or RAGE RR ANSWER MSA or GAGE RR EXPLANATION MSA or GAGE RR is a tool that is used to validate the measurement system to see if the measurement system is...

OPTIONS Mean, Mode, and Median Range , Variation, and Standard Deviation Mode, Medium, and Range Median , Range, and Variation ANSWER Range , Variation, and Standard Deviation EXPLANATION The measures of dispersion are Range, Variation, and Standard Deviation. Range is the difference between the maximum...

OPTIONS Mode Mean Median Variance ANSWER Median EXPLANATION Median, also known as Positional Mean, is the central location or position of the data list. Mean gets influenced by the outliers. Median doesn’t change much even with the introduction of Outliers.

OPTIONS Mode Mean Median Variance ANSWER Mean EXPLANATION Mean is the arithmetic average of all the data points and is popularly known as Arithmetic Mean. This is the most popular and most often used measure of Central Tendency in Six Sigma applications.