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Which of the following is a benefit of a kaizen event?

A

Reduced takt time

B

Fewer employees

C

Increased employee involvement

D

Reduced machinery

You are leading a Kaizen event aimed at improving a key process in an office of sales people. On the third morning of the event, one of the team members is absent due to a sudden illness. Your options are to continue the event without the missing team member, to replace the missing team member, or to delay the completion of the event until the missing team member is healthy. You decide to seek input from the team before making a decision. This approach to decision making is best described as

A

Authoritarian

B

Consultative

C

Consensus

D

Voting

E

100% Agreement

In the SMED system, what is the real meaning of the single minute concept?

A

That dies will be exchanged in one minute or less

B

That dies will be exchanged in less than five minutes

C

That dies will be exchanged in nine minutes or less

D

That dies will be exchanged in less than 15 minutes

When is the exponential distribution used?

A

To predict the length of time that properly maintained equipment will operate

B

To approximate the time between outcomes

C

When the probability of an outcome is consistent throughout the time period

D

All of the above

All kaizen events, regardless of focus, include some level of ____________.

A

SMED

B

5S

C

Cellular design

D

Poka-yoke

Thinking of some common types of maladaptive behavior and the corresponding action you might take to address them, which of the following choices most accurately matches an appropriate intervention with a behavior?

A

To thwart a verbal attacker, remind everyone of the ground rules

B

To deal with a door slammer, stand near the person and make eye contact

C

To control a loudmouth, ask the project sponsor to resolve the issue

D

To reign in a naysayer, ask how the situation can be improved

____________ is a technique used to establish agreement within a team without taking a great deal of time.

A

Brainstorming

B

Hitting and running

C

Negative polling

D

Multivoting

During team meetings, the gatekeeper is

I. You

II. The team scribe

III. The team member

IV. The sponsor

A

Never I or III

B

IV only

C

I and IV only

D

All of the above occasionally

Once you’ve established product families, the next step in implementing cellular design is ____________.

A

to review the work sequence

B

to design the cell layout

C

to establish takt time

D

to combine work elements

Which one of the following is the best example of error-proofing?

A

Visual instructions

B

Signs

C

A template

D

A flashing light

Step two of the 5S process, store or set-in-place, tells you to store tools ____________.

A

based on frequency of use

B

based on size

C

based on the number of people who use them

D

based on customer

The hardest two steps in the 5S process are ____________.

A

Sort and store

B

Shine and standardize

C

Store and sustain

D

Standardize and sustain

Which of the following is a benefit of a kaizen event?

A

Reduced takt time

B

Fewer employees

C

Increased employee involvement

D

Reduced machinery

You are leading a Kaizen event aimed at improving a key process in an office of sales people. On the third morning of the event, one of the team members is absent due to a sudden illness. Your options are to continue the event without the missing team member, to replace the missing team member, or to delay the completion of the event until the missing team member is healthy. You decide to seek input from the team before making a decision. This approach to decision making is best described as

A

Authoritarian

B

Consultative

C

Consensus

D

Voting

E

100% Agreement

When is the exponential distribution used?

A

To predict the length of time that properly maintained equipment will operate

B

To approximate the time between outcomes

C

When the probability of an outcome is consistent throughout the time period

D

All of the above

Which of the following are instances when you would use the Hypergeometric distribution?

A

When the sample size is less than 10% of the population size

B

When sampling without replacement

C

When the number of defined occurrences (or "successes") is unknown

D

All of the above

A Z-value of 1.16 reveals _____ under the normal curve and to the left.

A

72%

B

12%

C

37%

D

88%

When working with the F-Distribution

A

The F-statistic is sometimes negative

B

You must determine the square root of both variances

C

The population distributions are sometimes skewed

D

The larger sample variance always goes in the numerator

are conditions for a binomial distribution?

I. Continuous data

II. It is two-state (success/failure, defective/not defective, etc.)

III. The trials are independent

IV. The probability of success on every trial is the same

A

I, II, and III only

B

I, III, and IV only

C

I and III only

D

None of the choices are completely correct

Which of the following statements shows the correct alternative hypothesis for a two-tailed test?

A

Ho: µnew = µcurrent Ha: µnew < or = µcurrent

B

Ho: µnew = µcurrent Ha: µnew is not = µcurrent

C

Ho: µnew > or = µcurrent Ha: µnew < µcurrent

D

Ho: µnew <or = µcurrent Ha: µnew >µcurrent

Which of the following is an INCORRECT statement?

A

The probability is 0.7

B

The probability is 1.25

C

The probability is 0.0

D

The probability is 1.0

A run chart is more like

A

The camera that takes still shots than it is like a camcorder that records movies

B

The camcorder that records movies than it is like a camera taking still shots

C

A snapshot of the process at a moment in time than it is like a motion picture over time

D

A scatter diagram than it is like a Pareto chart

Which of the following describes the F-Distribution?

A

It is the ratio of two sample variances

B

It assumes both populations are normally distributed

C

F-statistic is always positive

D

All of the above

A histogram reflects the

A

History of customer satisfaction or dissatisfaction metrics

B

Voice of the customer

C

Voice of the process

D

All of the above

A Stem-and-Leaf Diagram is MOST like a

A

Frequency distribution

B

Box Plot

C

Process map

D

SIPOC

A normal probability plot could be used to determine

A

Process capability

B

Linearity

C

The level of confounding

D

Resolution

common-cause variation is normally

I. Expected

II. Random

III. Assignable

A

I only

B

II only

C

III only

D

I and II only

For events that are mutually exclusive

A

We add the probabilities together

B

We subtract the smaller probability from the larger probability

C

We multiply the probabilities together

D

We divide the larger probability (nominator) by the smaller probability (denominator)

Which distribution is used to test hypotheses about two population variances?

A

Hypergeometric distribution

B

Standard normal distribution

C

Chi-Square distribution

D

F-distribtuion

Nana’s Bakery wants to optimize the consistency of their cakes. The recipe calls for a certain number of eggs. The problem is that there is variation in egg sizes. Six eggs were randomly selected and the following weights were recorded (measured in ounces) 2.25; 1.75; 2.0; 2.5; 2.3; 1.8 What is the standard deviation of egg weights?

A

0.298

B

0.272

C

2.1

D

0.42

Which of the following is an example of data at the NOMINAL level of measurement?

A

Restaurants are rated from one star to five stars. In Tampa, 23 were rated as five stars, 84 were rated as four stars, 234 were rated as three stars, 25 were rated as two stars and the remaining 14 restaurants were given a rating of one star.

B

The Toyota Tundra lists for $32,000

C

Clearwater Beach, Miami Beach, and Daytona Beach are names of famous beaches in Florida

D

The Six Sigma Black Belt candidate sat for the ASQ exam in 2004 and 2006

The chi-square distribution is ____________.

A

Bell shaped

B

Bimodal

C

Level

D

Skewed

Downtime losses include which of the following?

A

Breakdown

B

Setup/adjustments

C

Idling and minor stoppages

D

All of the above

Analysis of Variance utilizes which distribution?

A

Normal distribution

B

F-distribution

C

Student-t distribution

D

Chi-Square distribution

Chi Square is a test of

A

Process capability (as centering is in relation to the nearest specification limit)

B

DPMO

C

Dependence (or of independence)

D

None of the above

Which of the following statements is NOT true?

A

A microproblem statement is a granular statement of the problem defined in the charter

B

A cause-effect diagram is a tool used in a brainstorming session

C

Multivoting is a decision-making tool

D

Xs are the process elements that explain Y

The forces that oppose implementation of major change are

A

Often both obscure and easy to recognize

B

Always easy to recognize and overcome

C

Always the same things: hourly employees fighting change, inflexible accounting rules, and a lack of management vision

D

None of the above

In the simple linear regression equation y = ax + b, the “a” is the

I. Slope

II. Regression line

III. y intercept

A

I only

B

I and II only

C

III only

D

I, II, and III

What are the typical first responses to change that most people undergo as part of the natural "grieving cycle?"

A

Resentment -- Resistance -- Fear

B

Fear -- Interest -- Confusion

C

Interest -- Confusion -- Resistance

D

Confusion -- Fear -- Resistance

In hypothesis testing, when performing a right-tailed test we reject the null hypothesis if

A

The test statistic is larger than the critical value

B

The critical value is larger than the test statistic

C

The test statistic is smaller than the critical value

D

The calculated statistic lies to the left of the critical value

When the null hypothesis contains an equal sign, ___________.

A

The hypothesis test has two tails (or rejection regions)

B

The alternative hypothesis contains a “not equal to” sign

C

It can be rejected by the test statistic being significantly large or small

D

All of the above

Where should one focus energy while using the Theory of Constraints?

A

Decreasing operating expense

B

Decreasing inventory and investment

C

Increasing throughput

D

All of the above

A study of the variation caused by different machines and different material thickness conducted by one technician who conducts multiple repetitions of different sets of conditions is called a ___________.

A

two-Way ANOVA

B

one-Way ANOVA

C

two-Way ANOVA with replicates

D

three-Way ANOVA

A negative correlation is

A

A bad thing

B

A bad thing or a good thing. It depends

C

-0.99

D

Both B and C

Which of the following statements is MOST correct?

A

If “r” is greater than “1”, there is a positive correlation

B

If “r” is less than one, there is a negative correlation

C

If “r” is less than one, but greater than 0, there is a positive correlation

D

If “r” is a negative number, there is a negative correlation

The Theory of Constraints can be applied to

A

Engineering

B

Production

C

Manufacturing

D

The complete enterprise

If the calculated chi-square statistic is 15.3, which of the statements below is true given the following: Critical value for the 0.05 significance level is 12.59 Critical value for the 0.01 significance level is 16.81

A

The null hypothesis can be rejected at the chi-square critical value of 12.59 at the 0.05 level of significance, but not at the 0.01 level

B

The null hypothesis can be rejected at both the .05 and .01 levels of significance

C

The null hypothesis cannot be rejected because 15.3 is larger than the 0.05 critical value of 12.59

D

The null hypothesis can only be accepted at any critical chi-square critical level

Question: A company wanted to know if a special gas additive truly (and significantly) affected the gas mileage in their company vehicles. Use the data below to determine whether or not the additive significantly affected gas mileage. http://attachments.bisk.com/TestEngine/Live/Attachments/Questions/1976228.jpg

A

Yes, because the T-statistic of 3.125 exceeded the T-critical value of 2.365

B

Yes, because the T-statistic of 4.51 exceeded the T-critical value of 2.365

C

No, because the T-statistic of 0.563 failed to exceed the T-critical value of 2.365

D

Yes, because the T-critical value is 1.895