Laboratory Manual For Human Anatomy & Physiology
4th Edition
ISBN: 9781260159080
Author: Martin, Terry R., Prentice-craver, Cynthia
Publisher: Mcgraw-hill Education,
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Chapter 1, Problem 6PL
Summary Introduction
Introduction:
Variable is the component that can vary or change in the experiment. An experiment only tests one variable and all other conditions in the experiment are constant. Two types of variables used in the scientific method are the dependent variable and the independent variable.
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A properly designed experiment contains the following:
positive and negative controls and experimental conditions.
positive control and experimental conditions.
positive and negative controls
control and experimental
Why is it important to have a control for an experiment?
The variable is a part of the experiment that varies or changes.
True
False
Chapter 1 Solutions
Laboratory Manual For Human Anatomy & Physiology
Ch. 1 - To explain biological phenomena, scientists use a...Ch. 1 - Which of the following represents the correct...Ch. 1 - Prob. 3PLCh. 1 - Prob. 4PLCh. 1 - Prob. 5PLCh. 1 - Prob. 6PLCh. 1 - Prob. 7PLCh. 1 - Prob. 8PLCh. 1 - Describe your observations of a possible...Ch. 1 - Write a hypothesis based on your observations.
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- Explain the differences between independent, dependent and controlled variables in an experimentarrow_forwardan independent variable is the variable measured in an experiment. True or Falsearrow_forwardThe null hypothesis is: That the measured value is zero That the proposed model is not correct and the measured factors have no effect on the pattern That the proposed model is correct and perfectly explains the pattern That the experiment is null and voidarrow_forward
- What variable is the one that you can manipulate or change? It is sometimes called experimental variablearrow_forwardA controlled experiment is one that proceeds slowly enough that a scientist can make careful records of the results. tests experimental and control groups in parallel. is repeated many times to make sure the results are accurate. keeps all variables constant.arrow_forwardWhat is the independent variable of the experiment?arrow_forward
- What do you call a sample that goes through all the steps of an experiment but is not exposed to the experimental variable? control group dependent variable independent variable all variables/groups are exposed to the experimental variablearrow_forwardWhich are the most conventional type of experiment involves three major pairs of components?arrow_forwardIn the experiment described above, state what each of these parts of the experiment was: Independent variable Dependent variable Control group Experimental group One controlled variablearrow_forward
- Identify the steps involved in designing an experiment.arrow_forwardWhat is the difference between observation and experiment, elaborate with examples?arrow_forwardIn the experiment described above, specifically state what each of these parts of the experiment was: Independent variable Dependent variable Control group Experimental group One controlled variablearrow_forward
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