Murdoch University Research Question, Variables & Hypothesis Lecture CRM120 PDF

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Murdoch University

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research methods research questions hypothesis testing variables quantitative data qualitative data

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This document is a lecture on research questions, variables, and hypothesis from Murdoch University. It covers quantitative and qualitative research methods.

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Research Question, Variables & Hypothesis Topic 3 – Lecture CRM120 Acknowledgement of Country We acknowledge that Murdoch University is situated on the lands of the Whadjuk and Binjareb Noongar people. We pay our respect to their enduring and dynamic cu...

Research Question, Variables & Hypothesis Topic 3 – Lecture CRM120 Acknowledgement of Country We acknowledge that Murdoch University is situated on the lands of the Whadjuk and Binjareb Noongar people. We pay our respect to their enduring and dynamic culture and the leadership of Noongar elders past and present. The boodjar (country) on which Murdoch University is located has, for thousands of years, been a place of learning. We at Murdoch University are proud to continue this long tradition. THE RESEARCH PROBLEM The point of the The subject of What you hope research the research to achieve (DV) Research Question States the question or the problem that the project sets out to answer *Qualitative or Quantitative Quantitative Quantitative Precise Framed and finalised at the start of study Descriptive Comparative Relationship Qualitative Qualitative Adaptable, non-directional, more flexible Descriptive Exploratory Explanatory Generative Ideological How does Social Media affect Has there been an increase in people’s behaviour? childhood obesity in the US in the past 10 years How have school What effect does the daily use intervention programs and of YouTube have on the parental education levels affected attention span of children aged the rate of childhood obesity under 16? among 1st to 6th grade students? Testing your knowledge of the research process What is the subject of the research? (DV) What is the Aim of the research? How will you measure it? What is the IV? How will you achieve that aim? How will you measure/ manipulate it? Make a statistical result the What is your hypothesis? supports (or doesn’t support) your hypothesis Draw the appropriate graph Summarise the results of your study At the global level, Simon indicts the waste industry for activities that are all the more devastating because ‘most of its victims include the least powerful people on the face of the earth, poverty- stricken people of colour, most of whom are powerless to resist the environmental deviance of multinational firms.’ Many studies have drawn attention to this environmental victimization of communities of the poor and powerless due to the frequency with which their locations may be the sites of, for example, polluting industry, waste processing plants or other environmentally hazardous facilities (Bullard 1994; Williams 1996; Lynch and Stretesky 2001). P People who drink alcohol are more likely to display violent V i behaviours than those who do not drink alcohol. a c r k i Children of immigrant parents will have higher educational achievement than whose whose parents were born in Australia. a t b h l Thirsty rats find their way through a maze quicker if there is e water at the end of the maze. e s HYPOTHESIS The result of the literature review Use the literature review to form a logical argument, which then leads to your hypothesis “… reasonable guesses… expressed in the form of a [predictive] statement.” p.40 HYPOTHESIS The Independent variable - IV The Dependent variable - DV Empirical hypothesis is one that is being put The direction of prediction to the test If groups, the groups Statement of prediction Support or reject – NEVER prove! Poor communities will have larger amounts of hazardous waste than affluent communities It should be worded HYPOTHESIS clearly and INCLUDES succinctly Children who receive a new reading intervention will perform better than students who did not Motorists who talk on the phone while driving will be receive the intervention. more likely to make errors on a driving course than those who do not talk on the phone. Adults will perform better on a memory task than children. EXAMPLES EXAMPLES “Increasingly, universities are asking academic staff to record their first year online lecture sessions. As demand on students time "This study is designed increases, these recording to assess how well sleep- offer some students the deprived people will opportunity to view the perform on a test” lectures after the designated lecture session. Some preliminary studies, however, suggest that exam result are negatively affected by only watching a lecture as opposed to participating in it. This study tests to see how well first year university PRACTICE PRACTICE students who engage in online lectures perform on their exams.” Cover Page The Lab Report Abstract Start Broad: Theory Narrow: Connect the Theory to the issue More Narrow: Be more specific Hypothesis Method Results Hypothesis – did we support it? Thank you Next Week: Method

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