In Exercises 33 and 34, use the pie chart at the left, which shows the percent distribution of the number of students in U.S. public schools in a recent year. (Source: U.S. National Center for Education Statistics)

34. Find the probability of randomly selecting a school with 300 or more students.

"In Exercises 19-22, determine whether the events are independent or dependent. Explain your reasoning.

21. Taking a driver's education course and passing the driver's license exam"

In Exercises 7-12, classify the statement as an example of classical probability, empirical probability, or subjective probability. Explain your reasoning.

11. The probability of rolling 2 six-sided dice and getting a sum of 9 is 1/9.

28. A sample of 6500 automobiles found that 1560 of the automobiles were black, 3120 of the automobiles were sedans, and 1170 of the automobiles were black sedans. Find the probability that a randomly chosen automobile from this sample is black or a sedan.

In Exercises 5 and 6, use the Fundamental Counting Principle.

6. The state of Virginia's license plates have three letters and four digits. Assuming that any letter or digit can be used, how many different license plates are possible?

"In Exercises 19-22, determine whether the events are independent or dependent. Explain your reasoning.

20. Selecting an ace from a standard deck of 52 playing cards, and then selecting a jack from the deck without replacing the ace"

In Exercises 13 and 14, use the table, which shows the approximate distribution of the sizes of firms for a recent year. (Adapted from North American Industry Classification System)

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13. Find the probability that a randomly selected firm will have more than four employees.