Back[NW] Baseball Injuries The following probability model shows the distribution of injuries of youth baseball players, ages 5–14, according to researchers at SportsMedBC.
c. What is the probability that a randomly selected baseball injury to a 5–14-year-old is the head, face, or wrist? Interpret this probability.
36. Visits to the Doctor A National Ambulatory Medical Care Survey administered by the Centers for Disease Control found that the probability a randomly selected patient visited the doctor for a blood pressure check is 0.593. The probability a randomly selected patient visited the doctor for urinalysis is 0.064. Can we compute the probability of randomly selecting a patient who visited the doctor for a blood pressure check or urinalysis by adding these probabilities? Why or why not?
38. Getting to Work According to a survey, the probability that a randomly selected worker primarily rides a bicycle to work is 0.792. The probability that a randomly selected worker primarily takes public transportation to work is 0.071. (a) What is the probability that a randomly selected worker primarily rides a bicycle or takes public transportation to work?
38. Getting to Work According to a survey, the probability that a randomly selected worker primarily rides a bicycle to work is 0.792. The probability that a randomly selected worker primarily takes public transportation to work is 0.071. (d) Can the probability that a randomly selected worker primarily walks to work equal 0.25? Why or why not?
The word "or" in probability implies that we use the ______ Rule.
[NW] [DATA] TelevisionsIn the Sullivan Statistics Survey I, individuals were asked to disclose the number of televisions in their household. In the following probability distribution, the random variable X represents the number of televisions in households.
f. What is the probability that a randomly selected household owns either three or four televisions?