Assume that X has a normal distribution, and find the indicated probability. The mean is 22.0 and the standard deviation is 2.4. Find the probability that X is between 19.7 and 25.3.

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

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%

What is the period of the sinusoidal function ?