100 persons are surveyed about their smoking habits. The results are shown below: Do you smoke? Male Female Total Yes 14 12 26 What is the probability that a randomly selected smoker is male? No 46 28 74 Total 60 40 100

Who Has Pierced Ears? Gender Yes Male 19 Female 84 Total 103 type your answer... No 71 14 type your answer... 75 a. If we know that a randomly selected student has pierced ears, what is the probability that the student is male? Round to the nearest tenth of a percent. % Total 90 88 178 b. If we know that a randomly selected student is male, what's the probability that the student has pierced ears? Round to the nearest tenth of a percent. %

A survey asked people of different ages whether they get their news by reading the paper. What is the probability that a person surveyed is under 40 and gets the news by reading the paper? Read paper Don't read paper Total 36 Under 40 40 or older Total 4 24 28 A. 45% B. 20% C. 14% D. 5% 16 52 40 40 80

A coin is flipped 150 times. The results of the experiment are shown in the following table: Heads Tails 63 87 Which of the following statements best describes the experimental probability of getting heads?