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Saturday, July 9, 2016

Admissions in Delhi University

While I normally write about admissions to Engineering colleges, this summer, being in Delhi, and reading all the Delhi newspapers, I realize that an average person in Delhi cares much less about IITs or Engineering admissions in general, and the real excitement is about admissions to Delhi University. So I tried to read up and find out about the issues and it appears that there are some serious issues there too, and the debate is unfortunately, not based on facts.

There is a fear in Delhi that next year, good colleges affiliated to Delhi University would not admit students who have done their 12th class from Delhi. Some people feel this is an exaggerated fear, that the Delhi Chief Minister is unnecessarily creating a big issue out of nothing, purely for political reasons. So let us understand where is this fear coming from.

In a recent blog article "The incredible unconstitutional admissions process in Delhi University" the author has pointed out that the TN board has more than 20,000 students who have got more than 97% marks. The total number of seats in Elite colleges affiliated to DU are about 2,000. So assuming that many students in TN are interested in seeking admission to elite colleges in Delhi, there would be no seat left for Delhi students, since the number of students in Delhi with above 97% is tiny. And we have not yet looked at number of students from other "liberal" boards like AP and Telangana.

Why is this problem being raised this year. Well, the story is that there is this one school in Erode, whose principal has been encouraging his students to apply to elite colleges affiliated to DU, particularly SRCC in the recent past and many students from that school were actually studying in SRCC. This year, his secret of success was leaked out and students from many schools have applied to SRCC. Here is one news article from Economic Times which says 80% of the students in SRCC are from Tamilnadu and some more from other states, with hardly any admissions of Delhi students.

The fear is that now that the cat is out of the bag, next year we can expect a large number of students from all the southern states to apply to all the elite colleges affiliated to DU and perhaps even the next best colleges, removing any chance of Delhi students to get admission in these colleges. And this will happen not because suddenly the south Indian students are academically better prepared than Delhi students, but because their boards are totally messed up.

I certainly believe that the fears are not exaggerated, and what is suggested in the previous paragraph is almost certain to happen, unless the admission process is changed.

In another related development, the media has detected that CBSE has been raising the marks of 12th class students by large amount in a completely arbitrary fashion. Here is a report in Economic Times. And here is my blog on the topic. Because of enhanced media scrutiny of CBSE, and the arbitrary way in which these marks have been increased so far, there is possibility that CBSE may go on backfoot, and don't increase so many marks next year, which will only increase the gap between Delhi students' marks and students of South Indian boards. And that is a perfect recipe for disaster.

Of course, one can argue that there is poetic justice in all this. For so many years, students from UP board, and Bihar board, and Rajasthan board and most eastern boards were not getting admissions in these elite colleges because CBSE was more liberal than many of these boards, and certainly one couldn't argue that in the past only Delhi students were smarter and students from other boards were not smart enough. But still, the kind of dominance that students of South Indian boards can unleash is unprecedented.

But this is where the issue becomes political. Delhi Government has demanded that either there be an admission test, or normalization of marks, or a preference/quota for Delhi students at least in colleges funded by Delhi taxpayers. Let us look at these options one by one.

Let us first look at the demand for admission test. Delhi University admits students to all the program it runs through its constituent departments through an admission test. However, only a very tiny fraction of programs run in affiliated colleges are allowed to admit students through an entrance exam. This is strange. If an entrance exam is considered good way of admitting students for DU's own programs, why is it not a good way of admitting students for programs run in DU's affiliated colleges. You can't have something good for you but the definition of good changes when it is for others.

Normalization of marks is an extremely difficult process as we have seen during the process of normalization in engineering colleges. However, the difficulty in engineering admissions was also to somehow have normalization which not just normalizes the marks but also the boards. So the same performance in a better board should be considered higher than the same performance in weaker board. And that makes it impossible to come up with a good normalization scheme. If we forget about normalizing boards, and only try normalizing marks, there can be simpler methods that can be adopted very quickly, and would be difficult to game by different boards.

Many suggestions have come in. Some have said that we can use percentiles instead of raw marks in percent terms currently used. Another suggestion that has come from both sides of the political divide is to give an additional 5 percent weight to Delhi students. (5 percent is roughly the difference between average marks in CBSE and average marks in Tamilnadu board. We could actually have a more elaborate system where we try to match the averages of all boards or some other percentile of all boards.). I am not a statistician and wouldn't know which is the best way to normalize but at least as a layman, it appears that any such system would be better than no normalization.

The most controversial suggestion has been to reserve seats on domicile basis. Please note that the reservation for Delhi students is being demanded in only those colleges which are funded by Delhi taxpayers.

Of course, since the issue is politicized, many are quick to point out that such a thing is unheard of, not possible, never happened before, and calling Chief Minister all sorts of names for even suggesting this.

However, the detractors of this demand are completely wrong. Quota for host state is actually very common in central universities. Not only that, quota for host state (that is, Delhi) exists even in Delhi University in at least one affiliated college that I know of (and I am not including minority institutions who have more autonomy in their admissions).

So, a large number of central universities have a quota for host state even in the programs run by them (and not in affiliated colleges), and where the state government does not give a paisa of support. If that is considered alright, then a demand that there be a quota for host state not in the programs run by Delhi University, but only in programs run by affiliated colleges seems pretty reasonable. If a quota for host state is alright when the state government does not pay a single paisa, it appears that the demand for quota for host state is pretty reasonable when it is for only those colleges which are actually receiving support from the state government. And let us remember that Delhi Government has traditionally had the most liberal definition of domicile of all states. Anyone doing 12th class from a school located in Delhi is considered local, while in many states, one has to spend several years in that state, should have residence in that state, etc., for local domicile.

So what is being demanded is that we should have an admission test with no favor to Delhi students. If admission test can not be organized within a year, then some sort of normalization of marks across different boards. If experts can not agree on this also, then at least a quota for host state in a very limited way. So no quota in programs conducted by Delhi University through its constituent departments. No quota in majority of affiliated colleges which include most of the elite colleges. Only quota in those colleges which receive support from Delhi taxpayers.

I think this is a very reasonable demand particularly considering that host state quota exists in a large number of central universities even where the state governments do not support it at all.

I would go a step further and suggest that if Delhi University does not agree with this, Delhi Government should close down some colleges and convert them into campuses of Ambedkar University.


Tuesday, July 5, 2016

Marks inflation in CBSE

You are a Delhi student who did 12th class exam in PCM and English. Received 92% and are happy with it. Sorry to deflate your happiness, but you actually received 82% and CBSE arbitrarily increased your marks to 92% just so that you can compete in Delhi University admissions with boards like TN, AP, etc., where the marks distribution do not follow anything close to normal distribution that you would expect in any large exam.


It follows a story by News18 in early June where they had pointed out several anomalies in the marks distribution in CBSE.

For the last 10 years, every year, it was being pointed out that a very large fraction of CBSE students were getting 95% marks in most of the subjects. CBSE kept saying that it was only doing some minor normalization. But finally, it is out in the open. The minutes of the results committee clearly say that everyone who received marks between 80 and 95 in Maths this year was actually awarded 95 marks. And similar increases were done in a large number of papers and that is why 95 was a magical number in CBSE results. What is interesting is that despite this being pointed out every year by people who were able to download CBSE results and analyse them, it has taken us 10 years to finally get evidence from CBSE that this is indeed happening.
Consider the consequences of this. A student works very hard and gets 95 marks in mathematics. Another student is not so bright and receives 80 marks in Mathematics.  Both of them are being awarded 95 marks. In all other subjects, both perform similarly, but the not so bright student gets one mark extra in English. Now in all admissions, the not so bright student is ahead of our bright student, despite getting a total of 14 marks less. This is when the admissions and careers are decided by one mark here and there. And remember, this is arguably the best managed board in the country.

I can understand that CBSE students have to compete with boards who have no qualms about giving very liberal marks to all their students. I can understand that increasing raw marks is one way to do that, and it is suspected that all boards are doing that. But shouldn't there be a better method to increase raw marks which maintains the relative positions of the students to some extent. Any such "moderation" would distort marks, but could we not ensure that people lost advantage of only a few marks in the process and not such a huge number of marks.
And this is what shocks me. That the Results Committee of as prestigious a board as CBSE does not have anyone who understands basic statistics, even school level statistics. And such a bunch is deciding the future of our kids.

So, it is not just Bihar board that is to be blamed. Most of the boards in the country are doing things which are academically stupid. Look at Telangana board. 20% of the students have received 95% marks or higher in class 12th this year. And of course, AP board will have to learn to compete with Telangana. They used to be the most liberal in earlier days. In 2016, they are the second most liberal graders with 80th percentile being 94% marks.

The school education in the country has collapsed. Out of 3 crore babies born in a year, no more than 3 lakh students would have received quality education and would be well prepared to take the challenges of a globalized world. May be a few lakhs more will learn on their own and manage decent careers. By doing what our boards are doing, we are not just risking the future of our kids, but risking the future of our nation, as the two are one and the same.

EDIT:
The blog that talks about CBSE marks inflation over the last decade and more is linked below.

Sunday, June 19, 2016

Parents and JEE Counseling

Today, early morning, I posted on my Facebook wall a message about how parents are asking all the questions and their wards keep quiet. The post has gained huge traction with almost 2000 likes and 350 shares in less than 24 hours. Several comments and lots of emails. And more than 100 new friends requests. One of those emails suggested that I post this as a blog, since blogs have a much longer shelf life. People can read it not just this year but next year and year after that, while facebook posts fade away within a couple of days. And hence this post, which is an edited and expanded version of the FB post.

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In the counseling season (which starts on the day of JEE Advanced and continues till the options have to be frozen at the counseling site), I typically get about 10 emails a day, or about 400 emails overall, each seeking advice on what college/program should one prefer. Surprisingly, about 90% of those emails are from parents and not from the boy or girl who is seeking admission. From the language and email address, I have a strong suspicion that even some of the remaining 10 percent are actually from parents.

If you look at the comments on my various blog articles about choosing a college/program, a very large number of them are from parents.

I used to think that part of the reason is that students have their own sources of information. They would rather talk to their seniors from schools who are in college now, or ask questions on social media like quora and FB pages of various colleges, or ask their teachers at coaching places. Parents don't have as many sources, and they perhaps have more respect for an IIT professor.

But this thinking changed a couple of weeks ago. We were having an open house session at IIIT Delhi, and after my presentation, all the questions were from parents. Not even one question from any student. After a while, we said that we will only take questions from students. And something very strange happened. Parents writing questions on a paper, and asking their wards to ask those questions. I couldn't believe this.

Then yesterday, I was invited by IIT Gandhinagar to have a session in the open house that they were organizing. I gave a small talk on how to decide the college/program combination. I explained to them that the confusion is only partly because of lack of complete information, and is largely due to our inability to think logically. Before I invited the questions, I told the parents the following.

"If your son or daughter cannot ask a question even in such a friendly environment where s/he is not competing, s/he is not being judged, and it is about his/her life, then it shows how much freedom they have at home. How much pressure you must have put on them to study for JEE. How much stress must be building inside them. If tomorrow they give up on studying after moving to a hostel or worse, cause self injury, please blame yourself and not IIT."

I reminded them that most of the suicides in Kota as well as many suicides in various IITs have been attributed to pressure from well meaning parents who loved their kids but didn't realize when they crossed the line between advising and taking decisions on their behalf, particularly decisions that their wards did not like but had no courage to tell them so.

These students have achieved remarkable success. And if they are capable of being in the top 10,000 in a country of 1.25 billion they are certainly capable of taking their own decisions on the college/program they want to pursue. Why should parents be afraid that their wards will take a wrong decision. And what is a wrong decision anyway. Will a different program or a different IIT be the end of the world. NO. The only thing that will happen is that if they decide on a less popular program, their bragging rights in their friends' circle may reduce. This should be accepted as a legitimate cost of parenting.

It is not to say that parents should have no role in this decision making. They most certainly do. They are an important stake holder. They have sacrificed many things to ensure success of their wards. So the parents should do their own research. They should ask questions in such forums and anywhere else. And they should advise their wards. But when it becomes so lopsided that only parents ask questions and the ward is silent, that is a strong indication of stress in their relationship. Parents should introspect and make sure that they listen to their wards and give them space to take decisions.

While I was giving this little speech, I was a bit afraid - I am taking this stand that students are not asking questions because they are afraid of their parents, what if they are not asking questions because this is not the forum that they trust for answers. But immediately after the speech, I was inundated with questions from students, and very incisive questions that showed that they had indeed thought a lot about what they want to do, much more than what their parents would give them credit for.