(Solved): Hitel(s) Oneck My Work The results of a national survey showed that on average adults sleep 6.8 hour ...

Hitel(s) Oneck My Work The results of a national survey showed that on average adults sleep 6.8 hours per night. Suppose that the slandard deviation is 1.6 hours and that the number af hours of sleep follows a bel shaped distribution. If needed, round your answers to two decimal digits. If your answer is negative use "minus sign." (a) Use the empirical rule to calculate the percentage of individuals who sleep between 3.6 and 10 hours per day.