A sample of pounds lost in a given week by individual members of a weightreducing clinic produced the following statistics: 

Identify the correct statement:
(1) One-fourth of the members lost less than 2 pounds.
(2) The middle 50% of the members lost between 2 and 8.5 pounds.
(3) The most common weight loss was 4 pounds.
(4) All of the above are correct.
(5) None of the above is correct.

mean = 5 pounds median 7 pounds mode = 4 pounds first quartile 2 pounds 8.5 pounds third quartile standard deviation = 2 pounds