Historical data show that customers who download music from a popular Web service spend approximately $24 per month, with a standard deviation of $4. Assume the spending follows the normal probability distribution. Find the probability that a customer will spend at least $22 per month. How much (or more) do the top 10% of customers spend? What is the probability that a customer will spend at least $22 per month? 0.6915 (Round to four decimal places as needed.) How much do the top 10% of customers spend? $ 29.13V (Round to the nearest cent as needed.)