An investment company advertised that last year its clients, on average, made a profit of 7%. 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. Two years ago some of their clients made a profit of at least X 7%. 5 ? Last year all of their clients made a profit of 7% or more. Last year some of their clients made a profit of less than 10%. Last year, the number of their clients who made a profit of 0 7% or less was equal to the number of their clients who made a profit of 7% or more. Last year at least one of their clients made a profit of exactly 7%. None of the above statements are true