Aims and Hyphothesis

• What does the aim of research represent?

  What the researcher intends to find out
• What is a research hypothesis based on?

  Explanation, model or theory
• What qualities should a good hypothesis possess?

  Written clearly and precisely
• What should a hypothesis state?

  What you expect should happen
• What are we usually stating when we develop a hypothesis?

  How one variable will affect another
• What do we usually state about how a variable will affect another in a hypothesis?

  In what way the variable will affect the other
• What is another name for a directional research hypothesis?

  One-tailed research hypothesis
• When would a researcher write a non-directional research hypothesis?

  When they do not know how a variable will affect another
• Which of the following is a non-directional research hypothesis?

  There will be a difference in days off sick between stressed and non-stressed people
• When stating a research hypothesis, what else do we state?

  What will happen if there is no difference
• What is a hypothesis that states there will be no difference or relationship between variables called?

  Null hypothesis