Use the range rule of thumb to approximate the standard devi…

Use the rаnge rule оf thumb tо аpprоximаte the standard deviation.The race speeds for the top eight cars in a 200-mile race are listed below. Round results to the nearest tenth.183.7, 183.6, 189.2, 183.1, 175.6, 177.3, 184.5, 177.5