A weight-loss clinic advertised that last month its patients, on average, lost 7 1b. Assuming that average refers to the mean, which of the following claims must be true based on this information? Note: More than one statement could be true. If none of the statements is true, mark the appropriate box. Last month, the number of their clients who lost 7 Ib or more was equal to the number of their clients who lost 7 1b X 5 ? or less. Last month at least one of their patients lost exactly 7 Ib. Last month all of their patients lost 7 lb or more. Two months ago some of their patients lost at least 7 Ib. Last month at least one of their patients lost less than 3 1b. None of the above statements are true