PQ Systems through it’s Quality eline newsletter brings us another quality quiz by Professor Leary.
For this month’s quiz, and a chance to win a copy of the newly-released collection of Quality Quiz Classics, do the Quality Quiz. Submit your response by April 30 to be entered in the drawing.
Here’s the quiz:
Last month we looked again at the ongoing struggles of Quinn Quip, who has been trying to understand and implement the binomial central limit theorem. He has learned several lessons related to taking many sample proportions of the size 100 from a population with a mean of .50 and then forming a distribution with these sample proportions. Among the lessons:
- The mean of this distribution of sample proportions will be close to .50;
- The shape would follow a normal distribution;
- The variability of these sample proportions about the population mean of .50 would be
Winners of last month’s quiz and a copy of the Quality Quiz Classics DVD:
Alice Akelman (S.L. Alekman Associates, Inc.)
Michael Borton (Xerox Corporation)
Owen Gutteridge (MSP Group)
Bruce Jefferson (Bruns Machine)
Patty Walton (Cleveland Clinic)
Congratulations!
