# Learn and Practice Free Six Sigma Analyze Set 1 questions

## You can get answer of the below sample questions by going through the above Question sets.

Option 1: True
Option 2: False
Option 3:
Option 4:
Option 5:

#### Why use factorial plots? Answer: e.

Option 1: Allows you to see the plots of the main effects
Option 2: Allows you to see the interaction plots
Option 3: Allows you to see the cube plots
Option 4: Shows how to set each factor to either maximize or minimize the response
Option 5: All of the above

#### What tools can be used to determine if factors have interaction?

Option 1: Balanced ANOVA
Option 2: Standardized effects
Option 3: Interaction plots
Option 4: Fractional factorial fits
Option 5: All of the above

#### What does it mean when no p-values are presented in the ANOVA output?

Option 1: Means the factors are statistically significant
Option 2: Means the factors are not different
Option 3: Only one repetition was run at each treatment combination.
Option 4: Had no center points
Option 5: All of the above

#### Why do we replicate our experimental runs?

Option 1: So we can look for special causes
Option 2: To obtain a better estimate of the error and look at interactions
Option 3: To determine the factor levels
Option 4: So we can look at the same thing run again
Option 5:

Option 1: True
Option 2: False
Option 3:
Option 4:
Option 5:

#### Why use center points in your experimental design?

Option 1: To check for linearity
Option 2: To check for interactions
Option 3: To detect curvature
Option 4:
Option 5:

Option 1: True
Option 2: False
Option 3:
Option 4:
Option 5:

Option 1: True
Option 2: False
Option 3:
Option 4:
Option 5:

#### What is the main reason for using a fractional factorial design?

Option 1: True
Option 2: False
Option 3:
Option 4: . All of the above
Option 5:

Option 1: True
Option 2: False
Option 3:
Option 4:
Option 5:

#### What does it mean when A is confounded with BC?

Option 1: A is contributing to the result.
Option 2: BC is contributing to the result.
Option 3: The computed coefficients are related to the sum of the two individual effects.
Option 4: The sums of squares are related to the sum of the two individual effects.
Option 5:

Option 1: True
Option 2: False
Option 3:
Option 4:
Option 5:

Option 1: True
Option 2: False
Option 3:
Option 4:
Option 5:

#### The identity expression I + ABCD is used to generate the confounding pattern.

Option 1: True
Option 2: False
Option 3:
Option 4:
Option 5:

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