Find the best solutions to your questions at Westonci.ca, the premier Q&A platform with a community of knowledgeable experts. Find reliable answers to your questions from a wide community of knowledgeable experts on our user-friendly Q&A platform. Join our Q&A platform to connect with experts dedicated to providing accurate answers to your questions in various fields.

The income of a group of 10000 persons was found to be normally distributed with mean rs. 750 per month and a standard deviation of rs.50. show that of this group about 95% has income exceeding rs.668 and only 5% had income exceeding rs.832 (area between 750 and 668= 0.4495, area between 750 and 832 = 0.4495