Possible outcomes for three investment alternatives and their probabilities of occurrence are given next.

Alternative 1Alternative 2Alternative 3OutcomesProbabilityOutcomesProbabilityOutcomesProbabilityFailure50.290.395.2Acceptable90.4190.3215.6Successful135.4225.4380.2

Using the coefficient of variation, rank the three alternatives in terms of risk from lowest to highest.(Do not round intermediate calculations. Round your answers to 3 decimal places.)