The ________ is a statistic that assumes that the variable has a symmetric bell-shaped distribution and the mean is known, and the population variance is estimated from the sample

Under the Colorado Brokerage Relationships Act, a broker providing real estate services to a member of the public without a written agreement is

a. in violation of license laws and subject to discipline b. presumed to be an agent for the buyer c. presumed to be an agent for the seller d. presumed to be a transaction-broker

________ is a set of moral principles or values that governs the conduct of an individual or a group

A) Rationality B) Evolution C) Ethics D) Reason