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Measure
: 23 Questions
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1. What the LEAST among the purpose of Process Mapping?
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Helps in understanding the process better.
Aid in the identification of potential process problems
Determine the process owner and stakeholders
Analyze the sequence of operations
3. I.T. Job applicants included 5 Apps Developers (AD), 3 Network Engineers (NE) and 2 Service Desk Agents (SD). I.T. needs 3 additional staff. Find the probability of hiring an AD, then NE, then SD in that sequence.
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41.7&
0.417%
4.17%
0.0417%
5. To determine the probability of obtaining a certain number of defectives in a sample of known size from a population with known percentage defective, the best distribution to consider is:
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Normal Distribution
Weibull Distribution
Chi Square Distribution
Binomial Distribution
7. IQ scores and Temperature readings are examples of what type of measurement scale?
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Nominal
Ordinal
Interval
Ratio
9. There are 11 call duration values, 1 score is 10x larger than the largest among the 10. What is the best measure of central tendency?
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Arithmetic mean
Logarithmic mean
Geometric mean
Trigonometric mean
11. What tool shows a summary of 5 key characteristics of the data?
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Box and Whiskers Plot
Stem and Leaf Plot
Normal Probability Plot
Scatter Plot
13. Which tool can be used to depict the linear relationship between 2 variables?
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Box and Whiskers Plot
Stem and Leaf Plot
Normal Probability Plot
Scatter Plot
15. The Measurement System is deemed to be acceptable when the %GRR is:
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> 30%
< 30%
> 10%
< 10%
17. Poor Process performance is apparent when?
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Process Limits are within Specifrication Limits
Specification Limits are within Process Limits
Process Limits are outside Specification Limits
None of the above
19. When is a process considered to be stable?
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When common causes are minimal
When special causes are not present
When data points are flat near the mean
When data points are within specification limits
21. Acceptable process capability is represented by which condition
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Cr > 1.33
Cpm > 1.33
Cpk > 1.33
None of the above
23. Which among the following is true about short term capability:
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Has wider variation compared to long term capability
Has smaller value compared to long term capability
Sigma value is equal to average process range
Considers multiple operations and machines
Email
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2. If two or more events can occur at the same time, the events are said to be:
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Independent
Dependent
Non-mutually exclusive
Exclusive
4. If the original population is not normally distributed, the sampling distribution of means will increasingly approximate a normal distribution as sample size increases. This refers to what theory?
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The Sample Means Theory
Theory of Central Tendency
Mean Distribution Theory
Theory of Average Constraints
6. What distribution is represented by the ratio of 2 chi square distributions each having their own degrees of freedom, and typically used in ANOVA?
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t Distribution
F Distribution
Normal Distribution
Non Normal Distribution
8. There are 7 candidates for a Job. How many ways can we identify the 1st, 2nd and 3rd choice for the role?
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120
220
30
42
10. A distribution that shows a compounding values of probability scores is:
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Probability Density Function
Probability Mass Function
Cumulative Frequency Distribution
Cumulative Density Function
12. What tool can be used to show whether random data come from a normal distribution?
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Box and Whiskers Plot
Stem and Leaf Plot
Normal Probability Plot
Scatter Plot
14. What type of variation in measurements occurs when the same measuring system, including equipment, material, appraiser is used?
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Process Variation
Measurement Variation
Reproducibility
Repeatability
16. How many standard deviations away is the process mean from the tolerance if the USL is 25 mins, the process average is 20 mins and the standard deviation is 1 min?
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3
4
5
6
18. What is not an objective of process capability studies?
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Monitor whether a process is in statistical control
Verify that the process is capable of meeting specifications
Improve the capability when process is incapable
Determine causes of poor process capability
20. The ratio between the tolerance range and 6 times the standard deviation is:
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Capability Ratio (Cr)
Process Capability metric (Cpm)
Process Capability index (Cpk)
None of the above
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