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Dissertation questions... 
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OK, for anyone who has done a dissertation, or knows about them, I have some questions...

Firstly, is it really necessary to use a program such as SPSS over Excel to produce charts?

Secondly, how on God's green Earth do I "prove the validity" of the data and the "trustworthiness of the results"? :?

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Wed Mar 17, 2010 2:09 pm
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I imagine proving validity and that sort of thing would be by showing that the figures couldn't be easily achieved by a random answer to each question (or something).

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Wed Mar 17, 2010 2:14 pm
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Fogmeister wrote:
I imagine proving validity and that sort of thing would be by showing that the figures couldn't be easily achieved by a random answer to each question (or something).


So what, if I can demonstrate a pattern in the data? That sort of thing?

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Wed Mar 17, 2010 2:17 pm
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Linux_User wrote:
Fogmeister wrote:
I imagine proving validity and that sort of thing would be by showing that the figures couldn't be easily achieved by a random answer to each question (or something).


So what, if I can demonstrate a pattern in the data? That sort of thing?

Please not that I have never done a dissertation in my life so I could be talking arse.

It is possible, using maths, to determine the probability of achieving the same numbers as your survey by using random numbers. If this is significantly low (i.e. less than 0.05 or somewhere in that region) then you can state with reasonably confidence that the results are genuine. If it is very high (say 0.95) then lie and tell them it was lower :D

Again though, I could be talking out of my arse but that's how I would interpret "prove the validity of the results".

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My dissertations were in colouring in and typefaces, but the academic necessities were there:
• quote sources
• research based on individual effort
• being able to keep in the lines when needed

I don’t quite know what you are “dissertating” about, but if you have some kind of statistics to crunch, I would expect that you have the raw data to back it up: questionnaire responses, tapes, original data that kind of thing, as well as a repeatable and solid methodology. I would also expect that you could pass your data through some form of analysis and get result A, and pass some meaningless random stuff through the same system and get result B. What do you expect results A and B to be? What have other people undertaking the same kind of research done? Can you learn from their methods - as long as you quote them as a source, of course.

Is there some guidance from your tutors to help you with this? It’s their job to give you all you need to help you to pass.

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Wed Mar 17, 2010 2:27 pm
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This is what I was referring to...
http://en.wikipedia.org/wiki/Statistica ... is_testing

Last time I did any of that was about 10 years ago though.

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Do you have a choice between dissertation and a final project??

If so then re-consider! :lol:

Most people I speak to about final projects are enthusiastic and eager to explain what they are doing and how. When you ask people what they are doing their dissertation on the typical response is "OMG you don't want to know - it sucks and I'm sick of it"

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Nick wrote:
Do you have a choice between dissertation and a final project??

If so then re-consider! :lol:

Most people I speak to about final projects are enthusiastic and eager to explain what they are doing and how. When you ask people what they are doing their dissertation on the typical response is "OMG you don't want to know - it sucks and I'm sick of it"


:lol:
As far as I'm aware, they are the same thing. Here we have two main schemes, computer science and Business Information Technology. CS students must produce something technical and write technically about it, BIT students needn't create anything, but must tailor their diss/project to more of a business case.

For charts, I'd say use whatever the hell you like.
For validating data, put all of your questionnaires into the appendix, use the phpbb date stamps from here on the thread you posted a while back to show that they were posted by different people (link to the thread too perhaps?)


Wed Mar 17, 2010 2:48 pm
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I proof-read a dissertation for German friend, who had to do it in English.

The document seemed to be 75% quotes from external sources, 24% biliography and 1% drawing conclusions from said quotes. There was nothing original in the document, but he told me that is how it had to be. :?

How does that prove you have learnt anything or can come up with some original research? :?

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Wed Mar 17, 2010 2:54 pm
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paulzolo wrote:
My dissertations were in colouring in and typefaces, but the academic necessities were there:
• quote sources
• research based on individual effort
• being able to keep in the lines when needed

I don’t quite know what you are “dissertating” about, but if you have some kind of statistics to crunch, I would expect that you have the raw data to back it up: questionnaire responses, tapes, original data that kind of thing, as well as a repeatable and solid methodology. I would also expect that you could pass your data through some form of analysis and get result A, and pass some meaningless random stuff through the same system and get result B. What do you expect results A and B to be? What have other people undertaking the same kind of research done? Can you learn from their methods - as long as you quote them as a source, of course.

Is there some guidance from your tutors to help you with this? It’s their job to give you all you need to help you to pass.


Well my methodology (As recommended) was basically approach every 3rd person on the street and invite them to participate (fill in a questionnaire).

As for analysis, I was basically going to describe the results, produce a few charts based on the data, and then contrast against what I found in the literature review. Does that sound about right, or am I going horribly wrong?

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big_D wrote:
I proof-read a dissertation for German friend, who had to do it in English.

The document seemed to be 75% quotes from external sources, 24% biliography and 1% drawing conclusions from said quotes. There was nothing original in the document, but he told me that is how it had to be. :?

How does that prove you have learnt anything or can come up with some original research? :?


That's the difference between a project and a dissertation (in our University anyway - it seems that Forquare's Uni does things differently).

In a project, sure there's going to be a lot of stuff from others but you use all that to produce something of your own. Usually in a dissertation (in my Uni) all you really do is more research, not actually use it to do/create anything.

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Linux_User wrote:
OK, for anyone who has done a dissertation, I have some questions...

Okay, that includes me.
Linux_User wrote:
Firstly, is it really necessary to use a program such as SPSS over Excel to produce charts?

Secondly, how on God's green Earth do I "prove the validity" of the data and the "trustworthiness of the results"? :?

No idea. As mine was field work based I can't really advise you there. I just wish we had digital cameras when I did mine, it would have made life so much easier.

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Linux_User wrote:

Well my methodology (As recommended) was basically approach every 3rd person on the street and invite them to participate (fill in a questionnaire).

As for analysis, I was basically going to describe the results, produce a few charts based on the data, and then contrast against what I found in the literature review. Does that sound about right, or am I going horribly wrong?


That sounds right, I'm doing mine now.

Oh and I'm just using excel for all my data/charts but the most advance thing I'm doing is T-tests.

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Wed Mar 17, 2010 3:39 pm
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TheHobgob wrote:
Linux_User wrote:

Well my methodology (As recommended) was basically approach every 3rd person on the street and invite them to participate (fill in a questionnaire).

As for analysis, I was basically going to describe the results, produce a few charts based on the data, and then contrast against what I found in the literature review. Does that sound about right, or am I going horribly wrong?


That sounds right, I'm doing mine now.

Oh and I'm just using excel for all my data/charts but the most advance thing I'm doing is T-tests.


If I may be so bold, why a T-test?

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Linux_User wrote:
TheHobgob wrote:
Linux_User wrote:

Well my methodology (As recommended) was basically approach every 3rd person on the street and invite them to participate (fill in a questionnaire).

As for analysis, I was basically going to describe the results, produce a few charts based on the data, and then contrast against what I found in the literature review. Does that sound about right, or am I going horribly wrong?


That sounds right, I'm doing mine now.

Oh and I'm just using excel for all my data/charts but the most advance thing I'm doing is T-tests.


If I may be so bold, why a T-test?


Because the man thats marking it told me to :lol:

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Wed Mar 17, 2010 4:18 pm
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