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<div style="font-size: 14px;">Maybe it was designed to allow for the notion of equal rankings as a viable option? </div>
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<div style="font-size: 14px;">From Wikepedia, and we know from a forgotten Fed minsiter that it’s a great source of knowledge…</div>
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<div><span style="font-size: 12px;"><span style="color: rgb(37, 37, 37); font-family: sans-serif; line-height: 22px; background-color: rgb(255, 255, 255);">"A </span><b style="color: rgb(37, 37, 37); font-family: sans-serif; line-height: 22px;">ranking</b><span style="color: rgb(37, 37, 37); font-family: sans-serif; line-height: 22px; background-color: rgb(255, 255, 255);"> is
a relationship between a set of items such that, for any two items, the first is either 'ranked higher than', 'ranked lower than' or 'ranked equal to' the second.</span><sup id="cite_ref-1" class="reference" style="line-height: 1; unicode-bidi: -webkit-isolate; color: rgb(37, 37, 37); font-family: sans-serif;"><a href="https://en.wikipedia.org/wiki/Ranking#cite_note-1" style="text-decoration: none; color: rgb(11, 0, 128); background-image: none; white-space: nowrap; background-position: initial initial; background-repeat: initial initial;">[1]</a></sup><span style="color: rgb(37, 37, 37); font-family: sans-serif; line-height: 22px; background-color: rgb(255, 255, 255);"> In </span><a href="https://en.wikipedia.org/wiki/Order_theory" title="Order theory" style="text-decoration: none; color: rgb(11, 0, 128); background-image: none; font-family: sans-serif; line-height: 22px;">mathematics</a><span style="color: rgb(37, 37, 37); font-family: sans-serif; line-height: 22px; background-color: rgb(255, 255, 255);">,
this is known as a </span><a href="https://en.wikipedia.org/wiki/Strict_weak_ordering#Total_preorders" title="Strict weak ordering" class="mw-redirect" style="text-decoration: none; color: rgb(11, 0, 128); background-image: none; font-family: sans-serif; line-height: 22px;">weak
order or total preorder</a><span style="color: rgb(37, 37, 37); font-family: sans-serif; line-height: 22px; background-color: rgb(255, 255, 255);"> of objects.
<b>It is not necessarily a </b></span><a href="https://en.wikipedia.org/wiki/Total_order" title="Total order" style="text-decoration: none; color: rgb(11, 0, 128); background-image: none; font-family: sans-serif; line-height: 22px;"><b>total order</b></a><span style="color: rgb(37, 37, 37); font-family: sans-serif; line-height: 22px; background-color: rgb(255, 255, 255);"><b> of
objects because two different objects can have the same ranking</b>. The rankings themselves are totally ordered. For example, materials are totally preordered by </span><a href="https://en.wikipedia.org/wiki/Hardness_(materials_science)" title="Hardness (materials science)" class="mw-redirect" style="text-decoration: none; color: rgb(11, 0, 128); background-image: none; font-family: sans-serif; line-height: 22px;">hardness</a><span style="color: rgb(37, 37, 37); font-family: sans-serif; line-height: 22px; background-color: rgb(255, 255, 255);">,
while degrees of hardness are totally ordered."</span></span></div>
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<div style="font-size: 14px;">George</div>
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<div style="font-family:Calibri; font-size:11pt; text-align:left; color:black; BORDER-BOTTOM: medium none; BORDER-LEFT: medium none; PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; PADDING-RIGHT: 0in; BORDER-TOP: #b5c4df 1pt solid; BORDER-RIGHT: medium none; PADDING-TOP: 3pt">
<span style="font-weight:bold">From: </span>Mark <<a href="mailto:mark@vceit.com">mark@vceit.com</a>><br>
<span style="font-weight:bold">Reply-To: </span>Year 12 IT Applications Teachers' Mailing List <<a href="mailto:itapps@edulists.com.au">itapps@edulists.com.au</a>><br>
<span style="font-weight:bold">Date: </span>Thu, 19 Nov 2015 11:55:27 +1100<br>
<span style="font-weight:bold">To: </span>Year 12 IT Applications Teachers' Mailing List <<a href="mailto:itapps@edulists.com.au">itapps@edulists.com.au</a>><br>
<span style="font-weight:bold">Subject: </span>Re: [Year 12 IT Apps] 2015 IT Post Mortems - ITA and SD<br>
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<div class="gmail_default" style="font-family:'trebuchet ms',sans-serif;font-size:small">
Hi Christopher. B is the least-worst option. </div>
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<div class="gmail_default" style="font-family:'trebuchet ms',sans-serif;font-size:small">
You're right: it allows people to give two or more genres the same ranking, but at least it forces the entry of a ranking for each genre, which the other options do not do.</div>
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<div class="gmail_default" style="font-size:small"><font face="trebuchet ms,sans-serif"><morning grumble></font></div>
<div class="gmail_default" style="font-size:small"><font face="trebuchet ms,sans-serif">And I still maintain that
</font><b style="font-family:'trebuchet ms',sans-serif">preventing</b><font face="trebuchet ms,sans-serif"> the input of invalid data is not really a 'validation technique'. </font></div>
<div class="gmail_default" style="font-size:small"><font face="trebuchet ms,sans-serif">Wikipedia says: "In computer science, data validation is the process of ensuring that a program operates on clean, correct and useful data. It uses routines, often called
"validation rules", "validation constraints" or "check routines", that check for correctness, meaningfulness, and security of data that are input to the system."</font></div>
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<div class="gmail_default" style="font-family:'trebuchet ms',sans-serif;font-size:small">
Validition is an active process that verifies data that has <i>already</i> been input into the system.</div>
<div class="gmail_default" style="font-family:'trebuchet ms',sans-serif;font-size:small">
It is more than the passive use of controls that prevent the entry of invalid data into the system.</div>
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Anyway...</div>
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</morning grumble></div>
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Mark</div>
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<div class="gmail_quote">On 19 November 2015 at 10:11, Christopher Jansen <span dir="ltr">
<<a href="mailto:Christopher.Jansen@sjc.vic.edu.au" target="_blank">Christopher.Jansen@sjc.vic.edu.au</a>></span> wrote:<br>
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<p class="MsoNormal"><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);">Mark, and others… would like to get your thoughts on this…
<u></u><u></u></span></p>
<p class="MsoNormal"><img width="348" height="177" src="cid:image002.jpg@01D122B2.9EACC1A0"><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);"><u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);">MC : Question 13<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);">For option B<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);">If you group all radio buttons together then only on option could be selected. This is not ranking, just picking an option…
<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);">If you group radio buttons horizontally then you could pick all ones for each type of music.. not a valid option as it does not rank.
<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);">If you group radio buttons vertically then you could choose 1, 2,3, 4 for a single type of music… also not a valid option as it done not rank.
<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);">B is the best answer out of all of them… but still a very poor validation technique.. and not one I would use on a website for ranking. Ranking may
be better served with a drag and drop scenario… or some fancy Java script and some drop down lists…<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);">Chris<u></u><u></u></span></p>
<p class="MsoNormal"><a name="1511ce1f9efbf08b__MailEndCompose"><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125);"><u></u> <u></u></span></a></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;">From:</span></b><span lang="EN-US" style="font-size: 11pt; font-family: Calibri, sans-serif;">
<a href="mailto:itapps-bounces@edulists.com.au" target="_blank">itapps-bounces@edulists.com.au</a> [mailto:<a href="mailto:itapps-bounces@edulists.com.au" target="_blank">itapps-bounces@edulists.com.au</a>]
<b>On Behalf Of </b>Mark<br>
<b>Sent:</b> Monday, 16 November 2015 3:36 PM<br>
<b>To:</b> Year 12 IT Applications Teachers' Mailing List; Year 12 Software Development Teachers' Mailing List<br>
<b>Subject:</b> [Year 12 IT Apps] 2015 IT Post Mortems - ITA and SD<u></u><u></u></span></p>
<p class="MsoNormal"><u></u> <u></u></p>
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<p class="MsoNormal"><span style="font-family: 'Trebuchet MS', sans-serif;">Hi all.<u></u><u></u></span></p>
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<p class="MsoNormal"><span style="font-family: 'Trebuchet MS', sans-serif;">The <a href="http://vceit.com/p/postmortem-2015i.htm" target="_blank">
2015 ITA Post Mortem</a> and <a href="http://vceit.com/p/postmortem-2015s.htm" target="_blank">
2015 SD Post Mortem</a> are available in early drafts.<u></u><u></u></span></p>
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<p class="MsoNormal"><span style="font-family: 'Trebuchet MS', sans-serif;">Dumb screw-ups are yet to be found and fixed in the next few days.<u></u><u></u></span></p>
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<p class="MsoNormal"><span style="font-family: 'Trebuchet MS', sans-serif;">I appreciate feedback and corrections.<u></u><u></u></span></p>
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<p class="MsoNormal"><span style="font-family: 'Trebuchet MS', sans-serif;">Enjoy.<u></u><u></u></span></p>
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<p class="MsoNormal"><span style="font-family: 'Trebuchet MS', sans-serif;">Mark<u></u><u></u></span></p>
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<p class="MsoNormal">-- <u></u><u></u></p>
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<p class="MsoNormal"><span style="font-size:9.5pt">Mark Kelly</span><u></u><u></u></p>
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<p class="MsoNormal"><a href="mailto:mark@vceit.com" target="_blank"><span style="font-size:9.5pt">mark@vceit.com</span></a><u></u><u></u></p>
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