8 lbs Assuming thataverage refers to the mean which of the f

8 lbs.

Assuming thataverage 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.

This month some of their patients will lose at least

8 lbs.

Last month more than half of their patients lost at least 8 lbs.

Last month all of their patients lost at least

8 lbs.

Last month at least one of their patients lost exactly 8 lbs.

None of the above statements is true.

Solution

Last month more than half of their patients lost at least 8 lbs.   that would be the correct answer