A recent survey found that 62 of all adults over 50 wear

Last updated: 2/21/2023

A recent survey found that 62 of all adults over 50 wear sunglasses for driving In a random sample of 80 adults over 50 what is the mean and standard deviation of those that wear sunglasses Round to three decimal places OA mean 49 6 standard deviation 4 341 OB mean 49 6 standard deviation 2 227 OC mean 3 04 standard deviation 4 341 OD mean 3 04 standard deviation 2 227