Aims and types of hypotheses Flashcards

Starting aims, the difference between aims and hypotheses

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1
Q

Aim

A

A general statement of what the researcher intends to investigate; the purpose of the study

Based on theories

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2
Q

Hypotheses

A

A clear, precise, testable statement that states the relationship between variables to be investigated: a prediction

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3
Q

Directional Hypothesis

‘One-tailed’

A

When a researcher has a good idea of what is going to happen in a study they will predict a specific outcome and state the direction of the difference or relationship

  • Typically when previous research has been carried out
  • ‘more’, ‘less’, ‘higher’, ‘lower’, ‘faster’, ‘slower’
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4
Q

Non-directional Hypothesis

A

When a researcher is less sure what is going to happen in a study they will not state the direction and predict a more general outcome.

They will state that there will be a difference between conditions or groups of people but the nature of the difference is not specified

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5
Q

Null Hypothesis

A

When a researcher is confident that there will be no relationship between the variables that are being investigated

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