The number of days a group of 250 homes is on the market is normally distributed with a mean 50 and a standard deviation of 31 what percent of the homes are on the market between 11 and 89 days

Find the value. a. 0.003 b. 0.03 c. 0.3 d. 3

Let f(x) = 3 − x . find the average rate of change of f(x) from x = a to x = a + h and simplify your answer so that no single factor of h is left in the denominator.

Suppose that prices of a gallon of milk at various stores in one town have a mean of $3.71 with a standard deviation of $0.10. using chebyshev's theorem, what is the minimum percentage of stores that sell a gallon of milk for between $3.41 and $4.01? round your answer to one decimal place.