A new drug is being tested that is supposed to lower blood pressure. This drug was given to 200 people and the results are shown. If a person is testing this drug, what is the probability that his or her blood pressure will be higher
Lower Blood Higher Blood Blood Pressure
Pressure Pressure Not Changed
140
27
33
The probability that his or her blood pressure will be higher

Television viewing reached a new high when the global information and measurement company reported a mean daily viewing time of 8.35 hours per household. use a normal probability distribution with a standard deviation of 2.5 hours to answer the following questions about daily television viewing per household. a. what is the probability that a household views television between 4 and 10 hours a day? (to 4 decimals) b. how many hours of television viewing must a household have in order to be in the top 7% of all television viewing household? (to 2 decimals) c. what is the probability that a household views television more than 4 hours a day? (to 4 decimals)