NAS 2 CHALLENGE EXAM Final Actual Test Study Latest Tested & Verified 2024

NAS 2 CHALLENGE EXAM Final Actual Test Study Latest Tested & Verified 2024 purpose of scientific method - CORRECT ANSWER-guide researchers in planning, conducting, and interpreting research studies order of scientific method - CORRECT ANSWER-observation, question, hypothesis, prediction, experiment, conclusion Steps of the Scientific Method - CORRECT ANSWER-Ask a Question Do Background Research Construct a Hypothesis Test Your Hypothesis by Doing an Experiment Analyze Your Data and Draw a Conclusion Communicate Your Results Hypothesis - CORRECT ANSWER-A testable prediction, often implied by a theory Theory - CORRECT ANSWER-A hypothesis that has been tested with a significant amount of data sample size - CORRECT ANSWER-the number of times a measurement is replicated in data collection Trials - CORRECT ANSWER-the number of times an experiment is repeated Control - CORRECT ANSWER-In an experiment, the standard that is used for comparison Placebo - CORRECT ANSWER-something which has a positive mental effect, but no physical effect independent variable - CORRECT ANSWER-The experimental factor that is manipulated; the variable whose effect is being studied. dependent variable - CORRECT ANSWER-The outcome factor; the variable that may change in response to manipulations of the independent variable. Constants/Controlled Variables - CORRECT ANSWER-the conditions of the experiment that we keep the same. Anatomy - CORRECT ANSWER-The study of body structure Physiology - CORRECT ANSWER-the study of how the body