Q4 Data-Driven Decision Making

Which statement is not true of the Seven Basic Tools of Quality?

• An average worker can easily understand how to use the tools

• Processes are represented graphically

• The tools are based on statistics

• Tools can be used independent of each other

A maker of computer chips develops a new training program to assure that quality standards are met. Which of the following activities is the training program an example of?

• Quality Control activity

• Lean Operations activity

• Quality assurance activity

• Just-in-time activity

A recent poll of 519 adults who flew in the past year found they ranked the following as their number 1 complaint: cramped seats (45), cost (16), fear of flying (57), security measures (119), poor service (12), connecting flight problems (8), overcrowded planes (42), late planes (57), food (7), and other (51). Which technique would be used display a ranking of the complaints?

• Scatter diagram

• Pareto chart

• Cause-and-effect diagram

• Control chart

A Charity is evaluating the effectiveness of its annual walk promotional campaign, in increasing walk participants and donations.What is the appropriate tool for evaluating performance?

• Management by objectives

• Results-based management

• Balanced scorecard

• Key Performance Dashboard

An online Active Wear retailer wants to use their last year's sales to evaluate consumer trends before ordering merchandise for fall season. What process should they use to discover consumer purchasing patterns?

• Hypothesis testing

• Linear programming

• Data mining

• Qualitative research

City Line Transport wants to look at its fuel costs for 2013, 2014 and 2015 against the start-up base period of 2012. What analytic method should the company use?

• Exponential smoothing

• Simple Index

• Cumulative incidence

• Moving average

An International Health Organization is concerned about the spread of the Zika virus in South America as mosquito season approaches. It proposes measuring the growth of new cases for the total population over the next six months. What type of analytics would this represent?

• Prevalence

• Ratio

• Cumulative Incidence

• Incidence Rate

Which measurement may be used by potential home buyers to evaluate the price of homes on the market?

• Cost of raw materials

• Price per square foot

• Realtor listings

• Zoning regulations

At WGU, students take objective assessments to evaluate a student's knowledge of predetermined course competencies in relation to a cut score. What type of test is the objective assessment?

• Norm-referenced

• Percentile based

• Criterion-referenced

• Reliability based

A High School principal wishes to study the math and science performance of individual 12th grade students by comparing their scores across multiple courses. Which analysis technique should the principal use:

• z-score

• t-test

• p-value

• R-square