Bernoulli, Binomial and Poisson Random Variables

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  • เผยแพร่เมื่อ 19 ม.ค. 2025

ความคิดเห็น • 93

  • @iGudinosaur
    @iGudinosaur 10 ปีที่แล้ว +48

    Absolutely the best explanation on TH-cam

  • @trashcanmatt
    @trashcanmatt 9 ปีที่แล้ว +59

    i learned more here in 25 minutes than my actual teacher

  • @laxmikantchitare3440
    @laxmikantchitare3440 5 ปีที่แล้ว +5

    Mere thank you is not enough. I have read so much text and seen many tutorials but never really understood what these distributions were all about. These 25 mins were the best in my learning. Taking those concepts one after the other in same context was the key I believe.

  • @emmanuelchukwudi6721
    @emmanuelchukwudi6721 2 ปีที่แล้ว +3

    I wish this type of lecturer should be employed in Nigeria institutions

  • @rogerLaxman
    @rogerLaxman 6 ปีที่แล้ว +1

    I have been looking for this for last 5 years, simply the best !

  • @maxzmalcom3992
    @maxzmalcom3992 ปีที่แล้ว +2

    Really good stuff sir! This is the perfect tutorial I've been looking for all along

  • @hydromarlon4168
    @hydromarlon4168 5 ปีที่แล้ว

    I don't know how I stumbled across this video, but it was exactly what I was looking for. Thank you!

    • @slcmathpc
      @slcmathpc  5 ปีที่แล้ว

      Serendipity!

  • @ΕυαγγελίαΚοσμά-σ1υ
    @ΕυαγγελίαΚοσμά-σ1υ 3 ปีที่แล้ว +4

    Brilliant teaching, great pace, clear writing!

  • @НадеждаЗаборская-г6х
    @НадеждаЗаборская-г6х 8 ปีที่แล้ว +3

    the best explanation I've ever heard!Thank you!

  • @luisdias2452
    @luisdias2452 ปีที่แล้ว +2

    Beautiful teaching!!! I love it!!!

  • @postiveelectron8879
    @postiveelectron8879 5 ปีที่แล้ว +2

    Thank you sir, I like the way you put them all in one video with a neat explanation, and the way you pronounced poisson was perfect !

  • @asadkhan-cz2zt
    @asadkhan-cz2zt 7 ปีที่แล้ว +2

    awsm sir i wish u were my teacher . i was unable to learn this since two weeks but now i am clear alhamdulillah

  • @melody8457
    @melody8457 10 ปีที่แล้ว +8

    you are perfect on exam week! Thanks a lot ((((:

  • @princessnaomiakinboboye5464
    @princessnaomiakinboboye5464 2 ปีที่แล้ว +2

    Thank you so much sir

  • @alxbrooks
    @alxbrooks 4 ปีที่แล้ว

    i like the logical flow in explaining things. learning stats takes some bouncing around between topics until you start to understand that bernoulli is just 1 trial of a binomial experiment, and how to stitch all the concepts together.

  • @murtazahussain6301
    @murtazahussain6301 6 ปีที่แล้ว +2

    4 days of lectures each lecture is of 1.5 hours didn't get a single thing what was going on. Then I find this video

  • @oluwagbemisolaebini132
    @oluwagbemisolaebini132 3 ปีที่แล้ว

    Thanks for saving my grades. It's crystal clear

  • @ninj4geek
    @ninj4geek 10 ปีที่แล้ว

    Your explanation of Bernoulli and Binomial were much better than what The Infinite Actuary does on their lesson A.4.2. Cheers.

  • @neel_in_germany
    @neel_in_germany 5 ปีที่แล้ว

    Exactly what I wanted... Thank you so much... So lucid and to the point...

  • @pasanpawan1834
    @pasanpawan1834 9 ปีที่แล้ว +10

    you are such a beast!!! saved me from stat :D is it possible for you to make a playlist so its easier to find your videos. YOU ARE A GREAT TEACHER period

    • @slcmathpc
      @slcmathpc  9 ปีที่แล้ว +5

      @108166390229272495374 You can find a link to my course web page (sites.google.com/view/slcmathpc/home ) where the videos are fully organized below every video that I have uploaded. Problem sheets are also available if you want to test your understanding. Cheers!

    • @pasanpawan1834
      @pasanpawan1834 9 ปีที่แล้ว +1

      thank you very much sir

    • @Movies-oy9mz
      @Movies-oy9mz 7 ปีที่แล้ว

      Brock Lesnure is the only beast...alive

  • @prakharmishra-m5r
    @prakharmishra-m5r 10 หลายเดือนก่อน +1

    Thank you prof for the wonderful explanation. I study in Stanford; according to people our faculties are world class. However, I could not understand 1/10th of what I understood here.

  • @morolaseyeope-ewe6303
    @morolaseyeope-ewe6303 3 ปีที่แล้ว

    Thank you so much. I have a test coming up on Friday, and I was so confused

  • @vishvard7887
    @vishvard7887 3 ปีที่แล้ว

    this man is doing god's work

  • @Duwinddk
    @Duwinddk 8 ปีที่แล้ว +1

    This video was amazing. This helped me so much! Thank you.

  • @veganath
    @veganath 5 ปีที่แล้ว +1

    3:58 what is the average value or mean? Sorry I do not understand your explanation of why the mean is the probability of success, it seems especially counter intuitive with consideration given to a biased coin e.g. p(x=1) = 0.6. Thank you for the video.

  • @Munheca77
    @Munheca77 2 ปีที่แล้ว

    you saved me man... Thank you so so much

  • @thepranavshow
    @thepranavshow ปีที่แล้ว +1

    excellent, clearly explained

  • @helbertrodriguez6449
    @helbertrodriguez6449 9 หลายเดือนก่อน +1

    absolute legend

  • @danlenehan5998
    @danlenehan5998 7 ปีที่แล้ว

    Great Video! Such an easy explanation.

  • @rashmidmello7729
    @rashmidmello7729 3 ปีที่แล้ว

    very useful video, much learned better than lectures

  • @cardflopper3307
    @cardflopper3307 2 ปีที่แล้ว

    ✓ explanation, ✓ pace. I would like to see you derive the Poisson RV

    • @slcmathpc
      @slcmathpc  2 ปีที่แล้ว

      Prompted by your comment, I have just added the links to three documents in the description of this video. The third link should answer all your questions about the Poisson random variable. Let me know!

  • @sunnylk6991
    @sunnylk6991 5 ปีที่แล้ว +1

    Amazing explanation. Thank you!

  • @poop222
    @poop222 4 ปีที่แล้ว

    Thank you for this! Perfect explanation.

  • @arjunkadam71
    @arjunkadam71 4 ปีที่แล้ว +1

    Nice knowledgeable video bro
    Excellent work...
    Please make playlists so that we can find videos by our interested subject..
    Thank you 😇

    • @slcmathpc
      @slcmathpc  4 ปีที่แล้ว

      Visit my web page sites.google.com/view/slcmathpc/home where everything is organized and problem sheets are also provided to test your understanding.
      Cheer!

  • @nishaswami6451
    @nishaswami6451 3 ปีที่แล้ว

    Uh've cleared my all fundamental doubts😁

  • @fahada1921
    @fahada1921 8 ปีที่แล้ว +1

    Thanks man..
    you are the best

  • @nitindabadghav
    @nitindabadghav 5 ปีที่แล้ว

    Wonderfully explained

  • @wareshakhan5740
    @wareshakhan5740 9 ปีที่แล้ว

    your explanation is very helpful sir.

  • @Antr342
    @Antr342 8 ปีที่แล้ว +1

    Really helped me thanx! By the way. Its written "Λάμδα" so it's "Lamda" not "Lambda". Thank you for the video again.

  • @g.u5865
    @g.u5865 8 ปีที่แล้ว +1

    thanks! do you have a video explaining hypergeometric probability distribution?

  • @navkaransingh3948
    @navkaransingh3948 6 ปีที่แล้ว

    BEST
    EXPLANATION
    Sir pls make a video on uniform , eexponential and gaussian(normal) random variable also

  • @clar331
    @clar331 6 ปีที่แล้ว

    Thank you, super clear explanation

  • @chummyigbo8844
    @chummyigbo8844 8 ปีที่แล้ว

    Great explanation! Thanks a lot

  • @saltybrunette6974
    @saltybrunette6974 6 ปีที่แล้ว +1

    I didn't know Jerry Seinfeld knows poisson distribution, great explanation

  • @eminaker6080
    @eminaker6080 3 ปีที่แล้ว

    Awesome! Thanks a lot

  • @panotsampas5080
    @panotsampas5080 8 ปีที่แล้ว +1

    In combinations order does matter. How come you say it does not matter? 10:35

    • @slcmathpc
      @slcmathpc  8 ปีที่แล้ว +1

      +Panagiotis Tsampas The order in which we choose the x successes out of the n trials does not matter, hence there are nCx ways of choosing x successes out of n trials.

  • @wolfnorth7075
    @wolfnorth7075 หลายเดือนก่อน

    @16:49, why the
    v[X subi]=p*q
    Thanks.

  • @Harry254-h7
    @Harry254-h7 9 ปีที่แล้ว

    Thanks teacher.keep it up!!!

  • @MinhVu-fo6hd
    @MinhVu-fo6hd 7 ปีที่แล้ว

    For the Poisson experiment, neither P(X=x) nor lambda depend on time interval, right?
    It is odd since the longer I wait, the higher probability that I observe x number of cars.

    • @postiveelectron8879
      @postiveelectron8879 5 ปีที่แล้ว

      actually he said at 21:43 that the number of cars depends on the time interval, hence lambda and the probability of witnessing black cars are both affected

  • @circuithead94
    @circuithead94 10 ปีที่แล้ว

    Amazing stuff!!!! Thanks

  • @Moraffy07
    @Moraffy07 9 ปีที่แล้ว

    This is fantastic!

  • @jamesboumalhab7337
    @jamesboumalhab7337 9 หลายเดือนก่อน +1

    Appreciate you g

  • @3abdo93
    @3abdo93 8 ปีที่แล้ว

    you're the best :) thx alot

  • @241lolololol
    @241lolololol 3 ปีที่แล้ว

    In my probability book, the variance for bernoulli is p(1-p). is there any reason why you have it as sqrt(qp)?

    • @slcmathpc
      @slcmathpc  3 ปีที่แล้ว +1

      You are incorrect; have another look. ;-)

    • @241lolololol
      @241lolololol 3 ปีที่แล้ว

      @@slcmathpc I figured it out! wasnt wrong, just in a different form.

  • @leonvonmoltke7923
    @leonvonmoltke7923 4 ปีที่แล้ว

    great video!!!

  • @malithiddamalgoda8796
    @malithiddamalgoda8796 7 ปีที่แล้ว

    Best explanation :D

  • @marziehdo6788
    @marziehdo6788 8 ปีที่แล้ว +1

    Thanks alot sir

  • @mohamedkamel8183
    @mohamedkamel8183 5 ปีที่แล้ว

    Thank you this awesome ,this video help my to understand binomial and poisson RV
    I have question i cannot understand how you solve it in Binomial Question sheet
    An oil prospector has $1000000 for prospection. Every well drilled for prospection costs$100000.
    Moreover ,wells yield oil independently and data shows that they do so with a 5% probability.What
    is the probability that:
    (c) the prospector finds oil just before going broke;
    (e) the prospector is successful for the third time on the eighth trial? i try to solve this with p(x=3)= 8C3 * (0.05)^3 * (0.95)^5 and the answer is wrong
    I try to get the answer and fail to get the write answer
    what the idea behind this questions
    and thank you for helping

  • @s-jordannn2104
    @s-jordannn2104 8 ปีที่แล้ว

    Thanks for the video

  • @snigdhsingh1142
    @snigdhsingh1142 5 ปีที่แล้ว

    nicely explained

  • @omarxxxxx
    @omarxxxxx 8 ปีที่แล้ว

    thank you so very much

  • @mhmdmagdykhalil
    @mhmdmagdykhalil 8 ปีที่แล้ว

    thankyou really helpful

  • @naa8439
    @naa8439 8 ปีที่แล้ว

    I don't understand why P (X=0) is 1/2?

    • @slcmathpc
      @slcmathpc  8 ปีที่แล้ว

      Assuming the coin is fair, then P(X=0)=probability that the flipped coin lands on tails = 1/2, as there are two sides to the coin. This is assuming that you are referring to the first example

  • @nackyding
    @nackyding 4 ปีที่แล้ว

    Richard Feynman would be proud of you.

    • @slcmathpc
      @slcmathpc  4 ปีที่แล้ว

      That is quite the compliment! I am not sure that I deserve it, but I appreciate the sentiment. Thank you. :-)

  • @thepianolover4ever
    @thepianolover4ever 11 ปีที่แล้ว +1

    thank you!!!

  • @shroukel-attar5859
    @shroukel-attar5859 9 ปีที่แล้ว

    Thank you!

  • @joeoctober-t8x
    @joeoctober-t8x ปีที่แล้ว

    wha that nCn-x . what is c in the calculator

  • @TyNyOne
    @TyNyOne 9 ปีที่แล้ว

    THANK YOU!!!

  • @kunjantrivedi9259
    @kunjantrivedi9259 3 ปีที่แล้ว

    thank you sir

  • @sahilpatel7612
    @sahilpatel7612 6 ปีที่แล้ว

    Amazing.

  • @darkhorizon1388
    @darkhorizon1388 3 ปีที่แล้ว

    Amazing

  • @tamilarasanranigovinth1458
    @tamilarasanranigovinth1458 6 ปีที่แล้ว

    Perfect👏

  • @MrAlb0t
    @MrAlb0t 10 ปีที่แล้ว

    Thanks! :)

  • @kareng4120
    @kareng4120 7 ปีที่แล้ว

    Wooooooow this is good

  • @satadhi
    @satadhi 10 ปีที่แล้ว

    tht was amazing

  • @nkd02
    @nkd02 10 ปีที่แล้ว

    Thanks !

  • @wnualplaud2132
    @wnualplaud2132 3 ปีที่แล้ว

    Salute.

  • @yagzyalcntas553
    @yagzyalcntas553 5 ปีที่แล้ว

    until watching this i didnt even understand that i hadnt understood..

  • @um.t.k
    @um.t.k 4 ปีที่แล้ว

    Adam güzel anlatıyor ama Türkçe değil uhhh

  • @joeblow4938
    @joeblow4938 10 ปีที่แล้ว

    too long winded