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1.2. A researcher observes that the math scores of students who attend charter schools in a district are 3.2% higher than the math scores of students who attend public schools in the district.  The researcher concludes that math scores would increase by 3.2% if all students in the district attended charter schools.  Using your knowledge of the bias decomposition in the standard estimator, give the two main reasons for why the researcher is likely wrong.

2.1.a. What are the predicted log odds of employment for people with 12 years of education and a criminal record; and what are the corresponding log odds of people without a criminal record?

3.5. Unbeknownst to the sociologist, the trajectories of average happiness among the women who do, and the women who don’t, have a child are as depicted in the figure below. Here, F marks the timing of the first birth among women who do have a child during the observation period. The circles mark the timing of the happiness measures. Briefly state whether the DiD estimate for the effect of having a child on happiness would be positive or negative. Is this estimate credible?   

1.11. A researcher is interested in the effect of attending private school (vs public school) on students’ test scores.  He is worried that the effect of school choice on test scores is confounded by a number of unobserved factors, such as parental ambition.  The researcher also believes that driving distance between home and the nearest private school is randomly distributed in the population and has no direct effect on test scores.  If we believe these assumptions, what technique should the researcher use to estimate the effect of school choice on test scores, and why?

Where should 5S audit scores be posted?

Techniques for eliminating die position adjustments include using __________.

What type of visual display is used to display often-changing information?

__________ balancing is the process of assigning tasks to the workforce in a manner where workstations all have approximately the same time requirements to complete their assigned task, working as close as possible to the Takt time.

Which of the following is NOT a part of the definition and goal of Straighten?

What are the first tools you should use to inspect targeted Shine areas for abnormalities?