IASSC ICGB-IASSC Exam Practice Test Instant Access

Question 1

Hypothesis Tests determine the probabilities of differences between observed data and the hypothesis being solely due to chance. This is determined based on the result of the ______________.

ARandom acts

BP-values

CStandard Deviations

DR-values

Answer : B

Question 2

The Regression Model for an observed value of Y contains the term ?o which represents the Y axis intercept when X = 0.

ATrue

BFalse

Answer : A

Question 3

After a Belt has put data through the smoothing process which chart would be used to look for trends in the data?

AMoving Average Chart

BMulti-Vari Chart

CX bar Chart

DPareto Chart

Answer : A

Question 4

For the data shown here a Belt suspects the three grades are supplying the same results.

Which statement(s) are true for proper Hypothesis Testing?

AThe most appropriate Central Tendency to test is the Means

BAn appropriate test to test Central Tendency is the Levene's test

CAn appropriate test to test Central Tendency is the ANOVA test

DAn appropriate test to test Central Tendency is the Mood's Median test

Answer : D

Question 5

For a Normal Distribution the Mean, Median and Mode are the same data point.

ATrue

BFalse

Answer : A

Question 6

Select all the statements that are true after reviewing the Capability Analysis shown here. (Note: There are 4 correct answers).

AThe process is out of Control.

BThe process is properly assumed to be a Normal process.

CThe Mean of the process moving range is 1.78.

DThis Capability Analysis used subgroups.

EMajority of the dimensional values are outside of the tolerance than within.

Answer : B, C, D, E

Question 7

Skewed, or Mixed, Distributions occur when data comes from several sources that are supposed to be the same yet are not.

ATrue

BFalse

Answer : A

IASSC Certified Lean Six Sigma Green Belt ICGB-IASSC Exam Practice Test