Open-ended questions are best used in:

The consultant suspiciously eyed the c-chart that Chickenverks used to monitor the number of broken eggs in each 100 egg carton. "You know you really should be using a p-chart," the consultant commented with an air of superiority

"What's the difference between a p-chart and a c-chart in this application?" the long time Chickenverks employee asked with an obvious edge to his voice. "Well," the consultant replied, "the difference is: A) the width of the three sigma limits for the c-chart is 100 times greater than those of the p-chart." B) the three-sigma p-chart will catch problems earlier than the three sigma c-chart." C) the three sigma c-chart will catch problems earlier than the three sigma p-chart." D) well, OK, you got me. The charts will look and behave the same for all practical purposes."

When designing a training evaluation study, most firms prefer to use a time series design instead of a controlled experiment because the time series design correlates change to training while the controlled experiment cannot

Indicate whether this statement is true or false.