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Winter School: Econometrics for Policy - Shared screen with speaker view
Meghnad Desai Academy of Economics
48:04
sure, I did give it already a few times, but for some reason yours and a few others' speaking rights get taken away. I guess there is some technical issue. Please feel free to let me know in case I don't spot it myself.
Meghnad Desai Academy of Economics
55:44
sure. I will list the steps here.
Meghnad Desai Academy of Economics
55:51
did you attend yesterday's class?
Meghnad Desai Academy of Economics
56:42
do you remember we calculated one sum in excel
Meghnad Desai Academy of Economics
56:47
about marks and mother's education
Meghnad Desai Academy of Economics
58:12
right, so in that the first part included finding covariance of x and y.
Meghnad Desai Academy of Economics
59:26
which you will do byFirst find x barthen find y barthen do each xi-xbarthen do each yi-ybarthen divide by n
Meghnad Desai Academy of Economics
01:01:25
First find x barthen find y barthen do each xi-xbarthen do each yi-ybarmultiple xi-xbar with yi-ybarsum this upthen divide by n
Meghnad Desai Academy of Economics
01:01:48
please note these new steps Dipti
Meghnad Desai Academy of Economics
01:04:33
for this sum,you will use the steps I listen to findcov(x,y)cov(z.y)cox(z,x)var(x)
Meghnad Desai Academy of Economics
01:04:39
and var(y)
Meghnad Desai Academy of Economics
01:12:38
and var(z) also I missed that
Meghnad Desai Academy of Economics
01:23:15
granted. please ask if you have any questions
Bishnupriya Bagh
01:29:26
hi, my internet connection was disrupted, have we taken a break or are we solving a problem?
Bishnupriya Bagh
01:29:58
right, thanks
Pooja Thakur
01:30:32
Break of 5 min
Meghnad Desai Academy of Economics
01:43:31
hi Dipti, sir will be sharing the solution. will that help you?
Meghnad Desai Academy of Economics
01:48:45
yes solution to the sums.If a reference for derivation is available, I will pass it on to everyone. I have noted your concern.
Victor li
02:13:16
The denominator should be cov(x,z)
Victor li
02:17:28
No voice?
Meghnad Desai Academy of Economics
02:17:36
All those who didn't receive the first e-mail should have received the first (instructions on how to install R) as well as a second one (R script) last night. If you still haven't received them, then do e-mail me once again and we will take it up on a case by case basis as to why you are not receiving e-mails.
Meghnad Desai Academy of Economics
02:17:50
Victor, I can hear sir.
Victor li
02:18:09
ok