=+Example 4.6 Can You Hear Me Now?

It is not uncommon for a cell phone user to complain about the quality of his or her service provider. Suppose that each person in a sample of n 5 15 cell phone users is asked if he or she is satisfied with the cell phone service. Each response is classified as S (satisfied) or F (not satisfied). The resulting data are:

S F S S S F F S S F S S S F F