The coefficient of variation, calculated as the standard deviation of expected returns divided by the expected return, is a standardized measure of the risk per unit of expected return. Group of answer choices True False

As a group is leaving, you ask them if they had a good experience at the restaurant. they mention that they had poor service and their food was cold. a.apologize and ask them to give the restaurant another chance in the future. you tell them that guests usually have a great experience here. b.apologize then ask for the server’s name and immediately notify the manager after they leave. c.apologize for the bad experience and ask them to wait as you call the manager to talk to them. d.apologize for the bad experience and encourage them to complete the customer service survey. this feedback will ensure other guests do not have the same experience.

The solution set for -18 < 5x-3 iso-3х3< xо-3хo3 > x

What is the cause of smoky exhaust?