SIX SIGMA ICYB IASSC Certified Lean Six Sigma Yellow Belt Set 2

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 ___________?

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 while they use their personal vehicles for their office commute while the 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. If the Standard Deviation is uncontrollable then the other option to increase the probability of coming in on time via personal vehicles to work could be ____________?

Which of the following is used to test the significance for the analysis of a Variance Table?

Non-parametric testing is done when which of these are applicable? (Note: There are 3 correct answers).

The Mann-Whitney Test is used to test if the Means for two samples are different.

Contingency Tables are used to perform which of these functions?

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?

A Six Sigma tool that helps to screen factors by using graphical techniques to logically subgroup multiple discrete X's plotted against a continuous Y is known as a ________________________Chart.

A primary benefit of using a Multi-Vari Chart is it provides a visual presentation of two-way interactions.

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