A step-by-step procedure that scientists used EXPERIMENTAL DESIGN to do experiments. (The Scientific Method) Paul Revere Hates Eggs (Experimental Design Steps: Problem, and Cheese! Research, Hypothesis, Experiment, Analysis, Conclusion) OBSERVATION To examine something closely using all of (Synonym = examination) your senses. An observation does not include opinions. INFERENCE An explanation of why something happened. (Synonym = assumption, An inference is how you explain what you judgment) observed. PROBLEM The question that the experiment is designed (Synonym = purpose, to answer. It is the reason that you are doing question) the experiment. HYPOTHESIS A possible answer to your experiment’s (Synonym = guess) problem. It is a prediction that can be tested. PROCEDURE The steps taken to carry out an experiment. (Synonym = directions, steps) DATA Measurements & facts obtained from the (Synonym = information) experiment. Data are used as a basis for drawing conclusions. An examination of the results of the ANALYSIS experiment. A search for relationships within the data (often by using graphs). CONCLUSION Compares the hypothesis to the experiment’s results. A search for relationships within the data. CONSTANTS Factors which remain the same throughout the experiment; constants do not change or vary. CONTROL The item or group of items which are the standard for comparison. A test that is (or CONTROL performed by removing the independent variable. GROUP)
EXPERIMENTAL DESIGN (The Scientific Method) A step-by-step procedure that scientists used to do experiments. Paul Revere Hates Eggs and Cheese! (Experimental Design Steps: Problem, Research, Hypothesis, Experiment, Analysis, Conclusion) OBSERVATION (Synonym = examination) To examine something closely using all of your senses. An observation does not include opinions. INFERENCE (Synonym = assumption, judgment) An explanation of why something happened. An inference is how you explain what you observed. PROBLEM (Synonym = purpose, question) The question that the experiment is designed to answer. It is the reason that you are doing the experiment. HYPOTHESIS (Synonym = guess) A possible answer to your experiment’s problem. It is a prediction that can be tested. PROCEDURE (Synonym = directions, steps) The steps taken to carry out an experiment. DATA (Synonym = information) Measurements & facts obtained from the experiment. Data are used as a basis for drawing conclusions. ANALYSIS An examination of the results of the experiment. A search for relationships within the data (often by using graphs). CONCLUSION Compares the hypothesis to the experiment’s results. A search for relationships within the data. CONSTANTS Factors which remain the same throughout the experiment; constants do not change or vary. CONTROL (or CONTROL GROUP) The item or group of items which are the standard for comparison. A test that is performed by removing the independent variable.
Experimental_Design_Vocabulary.docx