You Tube Maps Official Miami Dade... Apply for Financial... Content G www.google.com New lab Pay your bills: In a large sample of customer accounts, a utility company determined that the average number of days between when a bill was sent out and when the payment was made is 30 with a standard deviation of 4 days. Assume the data to be approximately bell-shaped. Part 1 of 3 (a) Between what two values will approximately 95% of the numbers of days be? Approximately 95% of the customer accounts have payment made between 22 and 38 days. Part: 1 / 3 Part 2 of 3 (b) Estimate the percentage of customer accounts for which the number of days is between 26 and 34. X (Choose one) of the customer accounts have payment made between 26 and 34 days