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Chapter Assessment Lesson 1.4
Learning Key Terms and Concepts
All research begins with the identification of a(n) _____.
Early anatomists studied _____ because of religious or political influences prohibiting the dissection of _____.
The key to collecting data is that it must _____.
A. be collected objectively using the same procedures every time
B. be collected objectively and obtained in the largest quantities possible
C. be collected subjectively using the same procedure every time
D. be collected subjectively and obtained in the smallest possible quantities
Step 2 of the scientific method is _____.
A. formulating a hypothesis
B. planning the organization of the study
C. identifying a research question
D. collecting the data
When a hypothesis has been thoroughly investigated and found to accurately explain a natural or physical phenomenon, it is _____.
A. a hunch
B. a guess
C. a hypothesis
D. a theory
Thinking Critically
Create a measurable hypothesis about study time and its relationship to success on exams. Make precise, accurate measurements of both time and grades. What can you infer from your data? What trends can you predict? Communicate your conclusions to your classmates.
Suppose that a hypothesis is proven incorrect. Does this mean that the research was a waste of time? Defend your answer.
With the students in your anatomy and physiology class as the participants, research the impact of exercise on the homeostatic state of the respiratory system. Collect, organize, analyze, and evaluate both quantitative and qualitative data using appropriate tools. Will this population sample be considered statistically significant? How could you improve this experiment?
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