When solving an equation, Gabrielle's first step is shown below. Which property justifies Gabrielle's first step? \text{Original Equation:} Original Equation: 2(4 x) = 2(4x)= \,\, -1 −1 \text{First Step:} First Step: (2 \cdot 4) x = (2⋅4)x= \,\, -1 −1

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)