URGENT

10. Proportions are best used:

- for continuous variable data

- only for comparing different samples

- as surrogates for probabilities

- for categorical data or attribute data

11. Which of the following statements regarding the CV Ratio (coefficient of variation) is wrong?

- it removes dependence on the unit of measurement

- it measure the linear relationship between variable

- it is used as a measure of risk

- it is used to compare variation between different processes

12. An data analyst has collected data and wants to identify which customer complaints should be addressed first. Which chart would be best suited for this purpose?

- pareto chart

- scatterplot

- histogram

- time series chart