A sample of 30 people who recently hired an attorney yielded the following information about their attorneys.

Number of People  . . . . . . . . . . .  Would You Recommend Your Attorney to a Friend

23  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Yes

3  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  No

4  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Not sure

Three people who provided information for the table were selected at random. Determine the probability that.

They would all recommend their attorneys.