In an effort to determine if proficiency test scores are affected by the education of a child’s parents, a random sample of 9-year-old children was drawn. Each child’s test score and the highest level of education achieved by either parent were recorded. The education categories are 1 = less than high school, 2 = high school graduate, 3 = some college, and 4 = college graduate.  What hypothesis test should the researcher use to analyze the data?

Your team completed GRR study with the following results: Repeatability – EV 4.195 Reproducibility – AV 6.794 Repeatability and reproducibility – R&R 7.984 Part Variation – PV 16.578 Total Variation – TV 18.401   % of Total Variation EV 22.80% AV 36.92% R&R 43.39% PV 90.09%   What is the most appropriate action for the current measurement system?    

Erin, operations manager of a ABC Manufacturing, was concerned about deteriorating product quality, workplace safety, and better use of floor space.  “We need to start somewhere” she challenged her team.  What practice or tool would be best for Erin’s team to implement?

The least squares regression formulas used to estimate regression coefficients are designed to…

Using the VSM chart below, the bottleneck for this manufacturing process is?  

The preoccupation with activities that promote the interests of society would be an example of which type of Hirschi’s bonds?

Who developed the notion that multiple control factors determine human behavior?

“Install automated accounts receivable function in SAP” is a poor statement for a six sigma project because 

Which of the following is not a form of Hirschi’s first bond, attachment?

In focusing on the ways in which social interactions create deviance, _____ declares that the reactions of other people and the subsequent effects of those reactions create deviance.