Measure Phase (25%) Flashcards
>85%
What is known as “a distribution based on counted data”?
A. Continuous Distribution
B. Normal Distribution
C. Discrete Distribution
D. Decision Distribution
Discrete Distribution
Which is the best description of mutually exclusive events?
Events A and B cannot occur at the same time
Your manufacturing process uses a special part. This part is delivered to you from three separate manufacturing plants. Each of the manufacturing plants uses a different process to build this particular part. Which sampling technique would you use to test the part before incorporating it into your manufacturing process?
A. Stratified sampling
B. Multiple sampling
C. Sequential sampling
D. Random sampling
Stratified Sampling
Which graphical method for displaying data is also known as a correlation chart?
A. Pareto diagram
B. Stem and leaf plot
C. Box-and-whisker plot
D. Scatter diagram
Scatter Diagram
Which index is an indicator of long-term process performance without taking centering into account?
A. Ppk
B.Pp
C. Cp
D. Cpk
Pp
A comparison of engineering specifications to chance causes of variations is done using which Six Sigma tool?
A. Design of experiments
B. Process capability study
C. Analysis of variance
D. Pareto analysis
Process Capability Study
Given a standard deviation of 2 and a specification limit range from 70 to 130, what is the ratio of the precision distribution to the precision total?
A. -0.2
B. -5
C. 5
D. 0.20
A bag contains 20 blue poker chips, 35 green poker chips, and 24 red poker chips. What is the probability of pulling out a blue chip, followed by a green chip, followed by a red chip?
A. 5.90%
B. 2.10%
C. 3.50%
D. 3.40%
3.50%
What is an example of variable data?
A. Depth of a cut
B. Scrapped parts
C. Welds per unit
D. Number of scratches
Depth of a cut
Which option best describes an analytical study?
A. An observation is made about the location, spread, and shape of data distribution around a central tendency.
B. The nature of what is occurring in a given process is described.
C. A sample is used to make judgments about a population.
D. Descriptive statistics are used to describe a current process.
A sample is used to make judgments about a population.
In which measurement scale is the central location determined by the mode of the data?
A. Nominal
B. Ordinal
C. Interval
D. Ratio
Nominal
Which option defines the central limit theorem’s significance with respect to control charts?
Answers
A. A process where the data points are randomly situated around the standard deviation with a smaller number of data points approaching the upper and lower control limits.
B. As a sample size increases, the distribution of averages calculated from the individual samples will approach a normal distribution.
C. Data can be validated within a certain range as the basis for drawing larger conclusions.
D. A process where the data points are randomly situated around the average with a smaller number of data points approaching the upper and lower control limits.
As a sample size increases, the distribution of averages calculated from the individual samples will approach a normal distribution.
Which type of check sheet is used to show defect locations using a schematic of the product?
A. Pareto diagram
B. Checklist
C. Recording check sheet
D. Measles chart
Measles chart
Which method of quantifying measurement errors combines repeatability and reproducibility together in the analysis system?
A. Analysis of Variance method
B. Range method
C. Average and Range method
D. ANOVA method
Range Method
Which formula represents the P/T ratio?
A. (USL - LSL) / 6standard deviation
B. 6standard deviation / (Product Variation + Measurement Variation)
C. 6standard deviation / (USL - LSL)
D. (Product Variation + Measurement Variation) / 6standard deviation
6*standard deviation / (USL - LSL)
Which test examines the variance of multiple sample means?
A. ANOVA
B. MUDA
C. F Distribution
D. Student’s t Test
F Distribution
Which method of quantifying measurement errors is the most accurate?
A. Average and Range method
B. Percent Agreement method
C. Range method
D. Analysis of Variance method
Analysis of Variance method
A process capability study has been performed on a manufacturing process. It is found that the process spread is the same as the specification spread. What action should be taken?
A. Take no action
B. Center the process
C. Reduce variability
D. Change the specifications
Center the process
Which option represents an input for the process to create study materials?
A. Customer
B. Reviewer
C. DVDs
D. Author
Reviewer
A sample of 20 plastic bags is randomly taken from a continuous process where the population is 1000 plastic bags. Past studies have demonstrated that 15% of the bags contain defects. Which option represents the probability of finding two defective bags?
22.94%
Which option is defined as “having an operator make similar measurements close to the same time”?
A. Nominal
B. Accuracy
C. Calibration
D. Precision
Precision
What is the probability of rolling either 1, 3, or 6 on a standard single die?
A. 0.5
B. 0
C. 0.333
D. 1
0.5
Which tool can be used to break down a problem into manageable pieces?
A. Cause-and-Effect Diagram
B. Histogram
C. Normal Distribution
D. Control Chart
Cause and Effect Diagram
Given the following Data Set table, which measure of central tendency is equal to 4?
The Data Set table presents 9 values in the following order; 9, 3, 2, 7, 8, 2, 4, 1 and 5.
A. Mode
B. Mean
C. Range
D. Median
Median
Which option is defined as “the ability to detect the variance of a measurement as small as one-tenth of the smallest value between the specification for total tolerance or process range”?
Answers
A.
Reproducibility
B.
Calibration
C.
Sensitivity
D.
Ordinal
