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PRINCIPLES OF EXPERIMENTAL DESIGN IN BIOLOGICAL RESEARCH - Coggle Diagram
PRINCIPLES OF EXPERIMENTAL DESIGN IN BIOLOGICAL RESEARCH
EXPERIMENTAL INVESTIGATION
AIM AND HYPOTHESIS
THE AIM AND HYPOTHESIS OF THE EXPERIMENTAL INVESTIGATION SHOULD BE CLEARLY STATED
VARIABLES
DEPENDENT VARIABLE
THE DEPENDENT VARIABLE IS THE MEASURED OUTCOME OF THE EXPERIMENT
INDEPENDENT VARIABLE
THE INDEPENDENT VARIABLE IS THE MANIPULATED FACTOR IN THE EXPERIMENT
CONTROL VARIABLE
CONTROL VARIABLES SHOULD BE KEPT CONSTANT TO ENSURE A FAIR TEST
DATA COLLECTION AND ANALYSIS
DATA SHOULD BE COLLECTED, ANALYZED, AND INTERPRETED TO DRAW CONCLUSIONS
EXPERIMENTAL GROUPS
THERE SHOULD BE AN EXPERIMENTAL GROUP AND A CONTROL GROUP IN AN EXPERIMENTAL INVESTIGATION
PLANNING AN EXPERIMENT
DETAILS OF EXPERIMENT
APPARATUS AND EQUIPMENT
THE NECESSARY APPARATUS AND EQUIPMENT SHOULD BE LISTED FOR AN EXPERIMENTAL INVESTIGATION
SAFETY TOPICS
SAFETY TOPICS SHOULD BE ADDRESSED AND PRECAUTIONS SHOULD BE TAKEN WHEN PLANNING AN EXPERIMENT
CONDITIONS
THE CONDITIONS REQUIRED FOR THE EXPERIMENT, SUCH AS HEAT, SHOULD BE SPECIFIED
MEASUREMENTS AND OBSERVATIONS
THE MEASUREMENTS AND OBSERVATIONS TO BE MADE DURING THE EXPERIMENT SHOULD BE RECORDED
COMPARISONS AND IMPROVEMENTS
COMPARISONS SHOULD BE MADE TO ENSURE A FAIR TEST, AND IMPROVEMENTS SUCH AS REPEATED MEASUREMENTS AND USE OF SPECIFIC EQUIPMENT SHOULD BE CONSIDERED
INTERPRETATION AND CONCLUSION
THE RESULTS SHOULD BE INTERPRETED TO DRAW A CONCLUSION, WHICH MAY CONFIRM OR REJECT THE HYPOTHESIS