View Policies Current Attempt in Progress The time until recharge for a battery in a laptop computer under common conditions is normally distributed with mean of 265 minutes and a standard deviation of 50 minutes. a) What is the probability that a battery lasts more than four hours? (Round the answer to 3 decimal places.) b) What are the quartiles (the 25% and 75% values) of battery life? 25% value- minutes (Round the answer to the nearest integer.) 75% value minutes (Round the answer to the nearest integer.) What value of life in minutes is exceeded with 95% probability? (Round the answer to the nearest integer.) Statistical Tables and Charts Save for Later Attempts: 0 of 1 used Submit