Chapter 3 Resources for Today's Topics Probability Line has explanations of basic principles of probability. The Monty Hall Dilema is an interesting example of the need for an understanding of statistics and probability. If you want fancy graphics - try the Three Door Problem .
Probability theory predicts behavior in large samples.
The percentage of heads in 10,000 coin tosses , changes as the number of tosses increases. The larger the number of tosses, the more stable the percentage. Review Exercises 2. Table 3.17 shows the aptitude scores of 20 candidates currently being considered for a position at one company. Prepare a cumulative frequency table for these scores.