Understanding Hypotheses

What is a hypothesis primarily based on?

• Personal opinions

• Random guesses

• Unrelated facts

• Existing knowledge

Tags

NGSS.HS-PS1-2

How does a hypothesis differ from a random guess?

• It is based on existing knowledge.

• It is a spontaneous thought.

• It is unrelated to research.

• It is a personal belief.

Tags

NGSS.MS-LS1-5

What is the first step in formulating a hypothesis?

• Collecting data

• Conducting experiments

• Asking a research question

• Writing a conclusion

Why is preliminary research important in hypothesis formulation?

• To avoid doing experiments

• To find existing theories and studies

• To write a conclusion

• To prove the hypothesis

What should a well-formulated hypothesis include?

• A personal opinion

• Specific variables and outcomes

• A list of unrelated facts

• A vague statement

Tags

NGSS.HS-PS1-2

Which of the following is an example of an if-then hypothesis?

• Rain causes wet ground.

• The ground is wet because it rained.

• If it rains, then the ground will be wet.

• Wet ground is a result of rain.

How can a hypothesis be phrased to show correlation?

• As a question

• As a statement of effect

• As a random guess

• As a comparison

What is the role of the independent variable in a hypothesis?

• It is the conclusion of the research.

• It is unrelated to the hypothesis.

• It is the cause being manipulated.

• It is the effect being measured.

Tags

NGSS.HS-PS1-3

What is the purpose of a null hypothesis?

• To confirm the hypothesis

• To assume no effect between variables

• To predict the outcome

• To provide a conclusion

Which statement best describes a null hypothesis?

• It predicts a positive effect.

• It provides a detailed analysis.

• It confirms the research question.

• It assumes no relationship between variables.