*14. In Section 16.2, you learned two ways in which relative-frequency probabilities can be determined. Explain which method you think was used to determine each of the following probabilities:

*a. The probability that a particular flight from New York to San Francisco will be on time is .78.

b. On any given day, the probability that a randomly selected American adult will read a book for pleasure is .33.

c. The probability that a five-card poker hand contains “four of a kind” is

.00024.