Stock in globin publishing costs $8.72 per share. mary buys 105 shares of globin publishing through her broker, who charges her a commission of $348. how much did mary pay in total to purchase the stock? a. $468.41 b. $915.60 c. $1,263.60 d. $3,139.56

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)