Take the following as truth: QA practices within an aquatic toxicology laboratory must address all activities that affect the quality of the final effluent toxicity data, such  (1) effluent sampling and handling; (2) the source and condition of the test organisms; (3) condition and operation of equipment; (4) test conditions; (5) instrument calibration; (6) replication;
Then the following statement: "The activities affect the quality of the final data." is true, false, or inconclusive?