A classic stylized fact was the discovery of the many maladies i. By theoretical contribution , we mean that theory-driven dissertations aim to add to the literature through their originality and focus on testing , combining or building theory. It only tells you that at least two of the three groups were different. On other occasions, we want to go a step further and build new theory from the ground up i. However, before we introduce you to this procedure, you need to understand the different assumptions that your data must meet in order for a mixed ANOVA to give you a valid result. At the end of these 20 steps, we explain what results you will need to interpret from your mixed ANOVA. It explains the potential research methods that you could have chosen to use in your dissertation.

Your sampling strategy determines how you select such units to be included in your research and why you selected them. They try to use theoretical sampling – a group of non-probability sampling techniques – with the goal of studying cases i. Duplication If you are taking on Route A: What are the differences in attitudes towards music piracy when pirated music is freely distributed or purchased? Your choice of research design will be guided by the research paradigm you believe in and the type of research you are trying to carry out. Over this 8 week period, back pain is measured at three time points, which represents the three groups of the “within-subjects” factor, “time” i.

In the second example, the dependent variable is Facebook usage per week.

Replication-based dissertations Most desjgn dissertations at the undergraduate, master’s or doctoral level involve some form of replicationwhether they are duplicating existing research, making generalisations from it, or extending the research in some way. We have to be careful when using the word relationship because in statistics, it refers to a particular type of research design, namely experimental research designs where it is possible to measure the cause and effect between two or more variables; that is, it is possible to say that variable A e.

We focus on three major researfh that cover a good proportion of the types of quantitative dissertation that are carried out.

# Stage 6: Setting your research strategy | Lærd Dissertation

Well-known theories include social capital theory Social Sciencesmotivation theory Psychologyagency theory Business Studiesevolutionary theory Biologyquantum theory Physicsadaptation theory Sports Scienceand so forth. Therefore, the dependent variable is “depression” measured using a depression index that results in a depression score on a continuous scalewhilst the “within-subjects” factor consists of “conditions” i.

DuplicationRoute B: In other words, you take a piece of published research and repeat it, typically in an identical way to see if the results that you obtain are the same as the original authors. Just remember that if you do not run the statistical tests on these assumptions correctly, the results you get when running a mixed ANOVA might not be valid.

# Step 1: Research paradigm for your dissertation | Lærd Dissertation

To make this process easier, we use plain English, and assume you have little or no knowledge of statistics or SPSS Statistics. Are males more likely to be smokers than females? Theoretically-justifiedbefore helping you choose between them. Rather than being exhaustive, the main goal is to highlight what these types of research are and what dissrrtation involve.

When we talk about quantitative research designs, we are typically referring to research following either a descriptiveexperimentalquasi-experimental and relationship-based research design, which we will return to shortly. This will generate the output.

However, since most students have to produce a Research Paradigm section within their Research Strategy chapter usually Chapter Three: Purchased pirated music Groups reflect different categories of the independent variable you are measuring e. In our experience, understanding and setting the research paradigm is without doubt the most confusing part of the dissertation process for students.

Designn ; Route B: As the examples above highlight, relationship-based research questions are appropriate to set when we are interested in the relationship, association, trend, or interaction between one or more dependent e.

## Mixed ANOVA using SPSS Statistics

When doing research, we summarise these beliefs under so-called research paradigms. A majority of students at the undergraduate, master’s, and even doctoral level will take on a Route 1: Can I predict exam anxiety based on knowing the number of hours spent revising?

What are the differences in perceptions towards Internet banking security between adolescents and pensioners? For example, using the back pain example at the beginning of this guide, you would first be interested in testing the simple main effects of your “between-subjects” factor, the “conditions” i.

Therefore, enter “Cholesterol” and click the button, and you will end up with the screen below:. Whilst these are crude comparisonsthe important point is that your choice of research design will influence your choice of research methods and sampling strategyconsiderations of research qualityas well as your approach towards research ethics.

It can also be challenging, and you may need to spend time reading through relevant theory. In practice, checking for these assumptions requires you to use SPSS Statistics to carry out a few more tests, as well as think a little bit more about your data.

## Everything you need to complete your data analysis.

What are the differences in ersearch towards music piracy when pirated music is freely distributed or purchased? It is also a type of dissertation that is commonly used by undergraduates, master’s and doctoral students across degrees, whether traditional science-based subjects, or in the social sciences, psychology, education and business studies, amongst others.

Most quantitative dissertations at the undergraduate, master’s or doctoral level involve some form of replicationwhether they are duplicating existing research, making generalisations from it, or extending the research in some way. We do redearch using the Harvard and APA styles.

When you come to write up the Research Strategy chapter of your dissertation, you may find that some of the headings discussed above are labelled slightly differently in your guidelines. Alternately, we have a generic, “quick start” guide to show you how to enter data into SPSS Statistics, available here.