NEW QUESTION 1

SMED is an acronym for activity that:

• A. involves housekeeping in the work area
• B. makes mistakes of a certain type impossible
• C. emphasizes the pull of the customer
• D. reduces set up time
• E. none of the above
• F. all of the above

Answer: D

NEW QUESTION 2

If it is desirable to maximize the response R, the following levels should be used:

• A. A+ and B+
• B. A+ and B–
• C. A– and B+
• D. A– and B–
• E. none of the above

Answer: A

NEW QUESTION 3

Data are collected in xy pairs and a scatter diagram shows the points are grouped very close to a straight line that tips down on its right hand end. A reasonable value for the coefficient of correlation is:

• A. .8
• B. –.9
• C. 1
• D. 1.3
• E. –1.8

Answer: C

NEW QUESTION 4

A population of size 1,000,000 has mean 42 and standard deviation 6. Sixty random samples, each of size 15 are selected. According to the Central Limit Theorem the distribution of the sixty sample means has a mean of approximately:

• A. 42
• B. 42/6
• C. 42/15
• D. 42/ 15
• E. none of the above

Answer: A

NEW QUESTION 5

If the value of the test statistic had been 7.03, what action should have been taken regarding the null hypothesis?

• A. rejected
• B. accepted
• C. not rejected
• D. none of the above

Answer: A

NEW QUESTION 6

Here is a partial ANOVA table. Use = 0.05. The values of x, y and z should be:

• A. 200, 20, 3.22
• B. 12, 1.2, 4.06
• C. 200, 20, 4.06
• D. none of the above

Answer: A

Explanation:
The formula is as follows MS = SS/dF = 1200/6 = 200
For the reference, see the table to derive Fstatistic and Fcritical http://www.sussex.ac.uk/Users/grahamh/RM1web/F-ratio%20table%202105.pdf

NEW QUESTION 7

Samples of size n=36 are randomly selected from a population with mean = 125 and variance 12. Find the variance of the distribution of sample means.

• A. .333
• B. .577
• C. 2
• D. 3.464
• E. 12

Answer: A

NEW QUESTION 8

Find the value of (2) in the ANOVA table. Assume:

• A. 16.4
• B. 3.2
• C. 18.6
• D. 23.2
• E. 4.54
• F. 12.2
• G. 0.525
• H. 2.82
• I. 1.48
• J. 35.4
• K. 0.10<P<1
• L. 0.05<P<0.10
• M. 0.01<P<0.05
• N. 0.005<P<0.01
• O. 0<P<0.005

Answer: H

NEW QUESTION 9

This table displays the inventory of fasteners in a storage cabinet. An item is selected at random from the fastener cabinet. Find the approximate probability it is size 3/4.

• A. .85
• B. .185
• C. .03
• D. .11
• E. none of the above

Answer: D

NEW QUESTION 10

A newspaper article describes a high positive correlation between obesity and orange juice consumption among six-year-olds. Parents who restrict the use of orange juice for their children have:

• A. made a type I error
• B. made a type II error
• C. misunderstood margin of error
• D. confused correlation with causation

Answer: D

NEW QUESTION 11

An important step in determining the VOC is:

• A. establish viable or comprehensive process feedback loops
• B. ascertain the principles that are values of the corporation
• C. identify the customer
• D. measure the virtual operating continuum potential
• E. all of the above
• F. none of the above

Answer: C

NEW QUESTION 12

Causes in a cause and effect diagram often include management, measurement systems, mother nature and the four standard causes:

• A. man, material, methods, machines
• B. man, manufacturing, methods, material
• C. marketing, methods, material, machines
• D. man, material, millennium, machines
• E. none of the above

Answer: A

NEW QUESTION 13

A team’s goal is to improve information flow in a payroll function. They make thirty-three Post-It® notes, each listing an issue for further investigation. After some discussion, they group them into four categories: mandated record keeping, privacy concerns, insurance concerns and transfer concerns. This grouping process is best described by which
approach to problem solving?

• A. Affinity diagram
• B. Inter-relationship digraph
• C. Tree diagram
• D. Process decision program chart
• E. Matrix diagram
• F. Prioritization matrix
• G. Activity network diagram

Answer: A

NEW QUESTION 14

What percent of population falls below the lower specification limits?

• A. 9.18%
• B. 22.66%
• C. 6.68 %
• D. 1.83%

Answer: A

NEW QUESTION 15

If DPU = 0.022, the RTU is approximately:

• A. 0.022
• B. 0.078
• C. 0.0022
• D. 0.98
• E. 0.098
• F. 0.0098

Answer: D

NEW QUESTION 16

An x-bar and R chart is used to monitor a process. One week ago a new type of raw material was introduced and since that time 60 points have been plotted on the xbar chart and all are in the middle third of the chart. The corresponding 60 points on the R chart are all below the average range. This indicates that:

• A. the operator has been plotting the points incorrectly
• B. it is time to recalibrate the gage used
• C. it is time to recalculate the control limits
• D. the material manager should be asked to go back to the previous raw material so thecharts will more accurately reflect the process

Answer: C

NEW QUESTION 17

Use the reliability formula from the previous problem to find the reliability at MTBF.

• A. 0.94
• B. 0.78
• C. 0.37
• D. 0.26
• E. none of the above

Answer: C

NEW QUESTION 18

Work performed by the payroll department is considered value added activity.

• A. true
• B. false

Answer: B

NEW QUESTION 19

A set of data from a process has 8 readings per sample and 50 samples. The mean of the 50 sample means is 12.62. The mean of the 50 ranges is 0.18.Find the control limits for a median chart.

• A. 12.52 and 12.72
• B. 12.54 and 12.70
• C. 0.02 and 0.33
• D. none of the above

Answer: A

NEW QUESTION 20

This will be a:

• A. left-tail test
• B. right-tail test
• C. two-tail test

Answer: B

NEW QUESTION 21

A process shows the following number of defectives. Each sample size for this process is 85.3 8 2 7 7 6 8 8 9 5 Find the control limits.

• A. none and 13.5
• B. 12.6 and 25.2
• C. none and 25.2
• D. none of the above

Answer: A

NEW QUESTION 22

An experiment is conducted by checking the effect that three different pressures have on the surface appearance of a product. Ten items are produced at each of the three pressures. The number of replications, factors and levels are:

• A. 10, 3, 2
• B. 10, 2, 3
• C. 2, 3, 3
• D. 10, 1, 3
• E. 10, 3, 1

Answer: D

NEW QUESTION 23

Find the upper control limit for a range chart if n = 4 and the average range is 2.282.

• A. 2.282
• B. 4.564
• C. 5.208
• D. 3.423

Answer: C

Explanation:

The following formula is for calculating upper control limit for a range chart n = 4

= 2.282 x 2.282 = 5.208
Use the following constants (D4) in the computation

NEW QUESTION 24

An indication of the experimental error is available because the design has:

• A. multiple replications
• B. multiple levels
• C. multiple factors

Answer: A

NEW QUESTION 25

The Central Limit Theorem states that the distribution of sample means approximates a
normal distribution if:

• A. the population is normally distributed
• B. the sample is normally distributed
• C. the sample is randomly selected
• D. the sample size is sufficiently large
• E. the means are carefully calculated

Answer: D

NEW QUESTION 26

A process shows the following number of defects. Each sample size for this process is 85. 3 8 2 7 7 6 8 8 9 5
What control chart should be used?

• A. x-bar and R
• B. median
• C. individual and moving range
• D. p
• E. np
• F. c
• G. u
• H. none of the above

Answer: F

NEW QUESTION 27

A quality engineer employed by a hospital is asked to improve the process of medication storage in locked cabinets near patient doors. One defect that occurs rarely is that the medication caddy is left out when the cabinet is relocked. The engineer installs a gravity activated arm that will not permit the door to close when the caddy isn’t inside. This improvement is best described by which approach to problem solving?

• A. 5S
• B. Poka yoke
• C. Kaizen
• D. PDCA
• E. Re-engineering

Answer: B

NEW QUESTION 28

SCENARIO A Six Sigma team is measuring the moisture content of corn starch as it leaves the conveyer belt of a dryer. They collect one sample four cups of starch at times indicated in the chart at fixed locations labeled A, B, C, and D across the end of the belt. See the diagram below.

After some more work on the dryer, additional data are collected which when plotted looks like this:

Which type of variation dominates?

• A. within sample
• B. sample to sample within the hour
• C. hour to hour
• D. none of the above

Answer: C

NEW QUESTION 29

This QFD matrix was used in the design process for a ball point pen. What symbol is appropriate for the square labeled 6?

A.
B.
C.

• A. none of the above

Answer: B

NEW QUESTION 30
......