Forensic scientists can determine the approximate height that a male person was by measuring the length of the femur (thigh bone). they use the formula: height = 1.88f + 32.01, where f is the length of the femur in inches. to the nearest inch, how many inches long is the femur of a male who is 71 inches tall? a. 20 inches b. 21 inches c. 165 inches d. 166 inches

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)