Coach ruiz orders three different colors of t-shirts for her soccer team. of the different t-shirts, one fifth are red and the rest are white and blue. she orders and equal number of white t-shirts and blue t-shirts there was a total of 18 white t-shirts. how many t-shirts does coach ruiz order?

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)