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HomeHomework HelpsciencePurpose of a Hypothesis

Purpose of a Hypothesis

A hypothesis is a testable statement that predicts the relationship between variables. It serves as a foundation for scientific investigation.

beginner
1 hour
Science
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Overview

A hypothesis is a crucial part of the scientific method, acting as a starting point for investigation. It allows scientists to make predictions about the relationship between variables, which can then be tested through experiments. By formulating a hypothesis, researchers can focus their studies and...

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Key Terms

Hypothesis
A proposed explanation for a phenomenon, which can be tested.

Example: The hypothesis states that increasing sunlight will increase plant growth.

Independent Variable
The variable that is changed or controlled in a scientific experiment.

Example: In a study on plant growth, the amount of sunlight is the independent variable.

Dependent Variable
The variable that is measured and affected in an experiment.

Example: The height of the plants is the dependent variable.

Experiment
A procedure carried out to test a hypothesis.

Example: The experiment involved growing plants under different light conditions.

Data Collection
The process of gathering and measuring information.

Example: Data collection involved measuring plant height every week.

Analysis
The process of interpreting data to draw conclusions.

Example: The analysis showed that more sunlight led to taller plants.

Related Topics

Scientific Method
The systematic process used for scientific investigation.
beginner
Variables in Experiments
Understanding different types of variables in scientific research.
beginner
Data Analysis
Techniques for interpreting data collected from experiments.
intermediate
Experimental Design
Planning how to conduct an experiment effectively.
intermediate

Key Concepts

testable statementvariablesscientific methodprediction