4. A normal distribution has a mean of 45.7 and a standard deviation of 12.6. What data value separates the top 10% from the rest of the data?
(A) 29.5
(B) 44.1
(C) 47.3 hos
(D) 59.9
(E) 61.8

In a certain city, the hourly wage of workers on temporary employment contracts is normally distributed. the mean is $15 and the standard deviation is $3. what percentage of temporary workers earn less than $12 per hour? a. 6% b. 16% c. 26% d. 36%