Quality Black Belt Manager Interview Questions and Answers

Components in chi-square test session screen besides p-value

• Degrees of freedom

• Chi-square statistic value

• Expected frequencies

• Observed frequencies

• Test of independence or goodness of fit

• Significance level

• Confidence interval

A control chart is used to monitor a process over time, while a run chart is used to display data over time.

• Control charts are used to identify and reduce variation in a process.

• Run charts are used to track trends and patterns in data over time.

• Control charts have upper and lower control limits, while run charts do not.

• Control charts are used to determine if a process is in control or out of control, while run charts are used to display data over time.

• Control charts are often...read more