Online Access Free CSSGB Exam Questions

Multiple Linear Regressions (MLR) is best used when which of these are applicable? (Note: There are 3 correct answers).

• A.Non-linear relationships between the inputs X's and output Y
• B.Relationships between Y (output) and more than one X (Input)
• C.Uncertainty in the slope of the linear relationship between an X and a Y
• D.Preventing the use of a Designed Experiment if unnecessary
• E.We assume that the X's are independent of each other

According to a manager it takes an average weekday commute of 39 minutes with a Standard Deviation of 7 minutes for the employees to get to work when they use their personal vehicles for their office commute while management set a policy of not more than 40 minutes for their daily one-way commute. A survey conducted one day on 70 employees showed an average of 34 minutes commuting time using the metro public transportation system with a Standard Deviation of 21 minutes. For the employees choosing to increase their chances to come on time using personal transportation their variation should be reduced to ___________?

• A.Eliminate it to 0.0 minutes
• B.1 minute
• C.3.5 minutes
• D.6 minutes

When looking at a distribution graph, the Mean is defined as the __________.

• A.Total sample size
• B.Average based on the sample size
• C.Aggression measured
• D.Measurement based off a quarter of the sample size

The difference between the largest observation and the smallest observation in the data set is known as the _______________.

• A.Range
• B.Spread
• C.Breadth
• D.Median

Which element of waste best describes "the unnecessary movement of materials and/or goods"?

• A.Motion
• B.Overprocessing
• C.Correction
• D.Conveyance