What is the primary purpose of a hypothesis in scientific research?

Crafting Effective Hypotheses in Scientific Research

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Science
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9th - 10th Grade
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Hard

Patricia Brown
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To predict the outcome of an experiment
To make an educated guess without any basis
To provide a definitive answer to a research question
To test a relationship between variables
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following best describes a hypothesis?
A statement based on existing theories
A random guess
An untestable idea
A proven fact
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is an independent variable in a hypothesis?
A variable that remains constant
A variable that is observed and measured
A variable that has no effect on the outcome
A variable that the researcher changes or controls
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to use hypotheses in research?
To eliminate the need for data collection
To guide the research process and focus on specific outcomes
To ensure the research is based on random guesses
To avoid conducting experiments
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of hypothesis shows a relationship between one dependent variable and a single independent variable?
Simple hypothesis
Null hypothesis
Complex hypothesis
Directional hypothesis
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a complex hypothesis involve?
Multiple dependent and independent variables
No relationship between variables
A single independent variable
A negative statement
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In which type of hypothesis is the direction of the relationship between variables specified?
Non-directional hypothesis
Null hypothesis
Directional hypothesis
Alternative hypothesis
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