How To Calculate The Standard Deviation of Grouped Data

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  • Опубликовано: 7 янв 2025

Комментарии • 405

  • @TheOrganicChemistryTutor
    @TheOrganicChemistryTutor  Год назад +24

    Statistics - Free Formula Sheet: bit.ly/47zjTVT
    Final Exams and Video Playlists: www.video-tutor.net/
    Full-Length Videos & Worksheets: www.patreon.com/MathScienceTutor/collections

    • @noahkiptoo8261
      @noahkiptoo8261 Год назад

      Kindly do videos on Partial Differential Equations

  • @pierrejeppsson4674
    @pierrejeppsson4674 4 года назад +58

    I never comment. I have probably watched 20 different videos on this topic (with and without excel), and this is by far the best one. Well done sir.

    • @saltyfries3943
      @saltyfries3943 7 месяцев назад

      man shutjo bi** a** up idoit
      no one asked yo
      no one cares
      go cry to yo mama
      loser
      yo dad left you to get milk💀
      and he never came back💀

  • @crazecream241
    @crazecream241 4 года назад +119

    Thank you for teaching, you're one of my go to teachers here in youtube when it comes to math and stats. your explanations are simple and straight to the point and easy to understand!

    • @surbhi1353
      @surbhi1353 2 года назад

      Hey..!! Can You Help Me Out!! The formula of SD for Grouped Data is root over submission of {f(m-X)^2} whole divided by "n"
      But He has written divided by (n-1).

    • @HotFiya05
      @HotFiya05 2 года назад +1

      @@surbhi1353 This is late, but since it's a sample, you divide by n-1. Total population you'd divide by N

    • @JimboPro
      @JimboPro Год назад

      @@surbhi1353 what

  • @josephvargas7409
    @josephvargas7409 4 года назад +217

    Better than my professor online class at notre dame. And it’s FREE

    • @PreciousHuddle
      @PreciousHuddle 4 года назад +1

      same for me as wel, wait you have classes at that church/museum in paris/france?

    • @gunamuthu3761
      @gunamuthu3761 3 года назад +4

      @@PreciousHuddle Its a university in indiana

    • @VictorOrdu
      @VictorOrdu 2 года назад +1

      I did online stats classes at Notre Dame and they were super easy and understandable. I can't remember the professor's name though...

    • @bidiptaghosal9470
      @bidiptaghosal9470 Год назад

      How much is your semester fee?

  • @belindacraine296
    @belindacraine296 4 года назад +14

    You rock!!!!! I asked my instructor how to answer like this and he couldn't help me AND this is his class. Thank you so much!!

  • @abhirammarru2434
    @abhirammarru2434 4 года назад +220

    this guy's videos are the sole reason I can slack off in class lol

  • @LKRealityTV
    @LKRealityTV 2 года назад +28

    You sure know how to put things into perspective for those of us fight for our lives in these online stats courses! !!!!!! I wish i could subscribe to you a million times!!!!

  • @emilymurigi7137
    @emilymurigi7137 4 года назад +102

    Thank you, your teaching is very simple and easy to understand. i am now able to calculate SD without issue. God bless

    • @moikegandu7996
      @moikegandu7996 4 года назад

      Ulisikia wapi

    • @conamore7887
      @conamore7887 2 года назад +1

      @@moikegandu7996 hahahaha 🤣 hapa RUclips. Nawe pia ulisikia wapi? 😀

  • @somayamaizate9374
    @somayamaizate9374 4 года назад +12

    I really don'y know how to thank you except for watching all the ads ! you really helped me a lot . I wish a happy life , really

  • @ManasiChattarajMONA
    @ManasiChattarajMONA 5 лет назад +18

    Very helpful for beginners, i recommended your videos to my students for learning statistics using excel..All the best , keep up the good work sir..

  • @nelsonshaanika8692
    @nelsonshaanika8692 4 года назад +4

    broooooooooo thank you very much.
    lecturer taught us for 110 minutes and understood nothing but just watched 12 minutes of your video and understood the whole topic

  • @lauratatianamcsweeney3112
    @lauratatianamcsweeney3112 3 года назад +5

    This man is the best tutor I ever had. I love his voice, l love the tidiness, love the calm way he explains and make problems look so easy to solve. I wish I could meet him in person. I am a teacher preparing for my GK Test to get my permanent teacher certification, I paid a tutor from a University, what a joke that "Doctor Harrington" is. I will never look for anyone different than JG The Organic Chemistry Tutor. If there is anything you need to learn or remember how to solve: Is here just ask the Organic Chemistry Tutor. Thank you so much JG you are truly the BEST!!!!

  • @stanstantalent.5605
    @stanstantalent.5605 3 года назад +13

    Whoever you are bestie, I hope the best for you. You've always been there when our professors haven't. King👑.

    • @bidiptaghosal9470
      @bidiptaghosal9470 Год назад

      Representation of Statistical Data(Textual, Tabular & Graphical) and their advantages & Disadvantages

  • @apayimary8916
    @apayimary8916 8 месяцев назад +2

    I was literally dodging this question in exams but now I've understood it well. Thanks allot
    This is worth subscribing for ❤

  • @acholarandall7025
    @acholarandall7025 5 лет назад +10

    I watched this a few minutes to exams it was really helpfull

  • @sadiqahzainab7110
    @sadiqahzainab7110 2 месяца назад

    you’re The best tutor I could ever ask for . Thank you so much. I love how neatly you explain everything . It’s calm to watch and your voice is so soothing

  • @nikkipew
    @nikkipew 4 года назад +1

    oh muh gawd that was so tedious but absolutely taught so very well and thorough so I get it.....THANK YOU! My teacher is not so great at articulating stats...struggling w/ remote learning...anyone else....this page rocks!!

  • @Muhammadogungbo
    @Muhammadogungbo 2 месяца назад +1

    I just like this man, he is comprehensive and absolutely exeptional in his teaching. Keep on the good work.👏👏👏

  • @cc32001
    @cc32001 5 лет назад +5

    Thank you so much, I hate memorizing formulas without understanding why it works. This video helped so much!

  • @Aiden-fm6by
    @Aiden-fm6by 4 года назад +9

    Thank you for this video! Very easy to understand, you walked through the steps very nicely, and explained things simply. I was able to complete my homework because of your video!

    • @surbhi1353
      @surbhi1353 2 года назад

      Hey..!! Can You Help Me Out!! The formula of SD for Grouped Data is root over submission of {f(m-X)^2} whole divided by "n"
      But He has written divided by (n-1).

    • @shripadsg
      @shripadsg 2 года назад

      @@surbhi1353 Its for Sample not for Population!

  • @goodwellchanda3415
    @goodwellchanda3415 3 года назад +1

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    @alphasaffi9230 Год назад +1

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  • @malungo9584
    @malungo9584 5 лет назад +12

    Thank you so much it has really helped me, am going to write a test today. I really appreciate.

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    @angel_927 3 года назад +1

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    @tamayasara3842 4 года назад +7

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    @luvelyjay 3 года назад +2

    Another EXCELLENT video!! I wish I could this 100 thumbs up! Thank you!

  • @uzairrana6818
    @uzairrana6818 5 лет назад +4

    Bro u havee no idea how helpful this was! thanks mann live it up

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    @jonahjonesalemania9486 3 года назад +1

    your voice. one can fall in love with

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    @HalaShahateet 6 месяцев назад

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    @elishapaul9986 Год назад +1

    the lectures sometimes make it very hard to undestand ....and this is amazing.

  • @Its_SRRS
    @Its_SRRS 4 года назад +9

    Dear Tutor,
    You need uniform class interval i.e. of equal size, you've taken the last interval as 90-100 i.e. wrong either it should be 90-99 so that class size remains same or you should make the discontinuous class intervals to continuous class intervals viz. 49.5-59.5, 59.5-69.5, 69.5-79.5, 79.5-89.5, 89.5-99.5 and after this you'll get correct values for M.
    It goes wrong at 2:26
    Hope you'll correct it.

    • @stefandutoit9957
      @stefandutoit9957 4 года назад

      Considering that these are grades and some individuals are capable of achieving 100%, wouldn't it make more sense to include 100? (Not trying to crush your comment, I'm just trying to gain more insight)

    • @Euleogy
      @Euleogy 4 года назад

      I noticed this too. For the ranges I would do 51-60, 61-70, etc etc. And then for your midpoint it's not 60-51, you're supposed to find the difference between the lower class limits. So it would be 61-51= your class limit = 10, then the midpoint is divided by 2, so 5. You CAN do this kind of thing with uneven class sizes, such as 0-60, 61-70, etc, where your lower class is a whopping 60 (midpoint of 30). You just have to multiply that frequency by that specific midpoint.

  • @butheinatalal5944
    @butheinatalal5944 2 года назад +1

    thank you for this tutorial, i am currently sitting for my exam in statistics and it was extremely helpful.

  • @grhay3015
    @grhay3015 5 лет назад +13

    thanks its a great help on me
    coz my prof didnt discuss this but we have activity about that

  • @odiokaeze1963
    @odiokaeze1963 Год назад

    This will really help me for my statistics exam tomorrow.. thanks alot.

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    @mihika2055 2 года назад

    you literally just saved my life. thank you so so soooo much

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    @beamlaknigussie9819 3 года назад

    The best explanation I get from all the videos I see!

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    @joechibangu2007 2 года назад +1

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    @claytonmoyo7836 5 лет назад +13

    this is a wonderful work i enjoyed it in preparing for my exam,s

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    @AngieAmbagan 4 года назад +1

    Im having hard time in my module class. This really help a lot thank so much

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    @lioness_shee9486 Год назад

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    @ValentineChinedum-zk9up Год назад

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    @richardadamwais9734 4 года назад

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    @_getty Год назад

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    @rolandalupi1155 Год назад

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    @isaacocakacon4601 2 года назад +1

    grate, i can now show that am coming up in basic statistics

  • @InfGaming2.0
    @InfGaming2.0 8 месяцев назад

    thanks, now i finished my part in our groupings

  • @raymondbenny8322
    @raymondbenny8322 3 года назад

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    @ankitasarma7834 2 года назад

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    @andiswakwanele2027 2 года назад

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    @mathewmzee8963 2 года назад +2

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    @khamphouikhamdypaphanh8151 3 года назад

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    @juanitamarievalencia8007 Год назад

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    @khamphouikhamdypaphanh8151 3 года назад

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    @layfordphiri3617 Год назад +1

    Amazing 🙌 easy to understand

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    @marshmallow1553 2 года назад

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    Wish me luck

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    @HarleenDhunda 2 года назад

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    @pavlosstylianides491 3 года назад

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    @effaerdayana2811 3 года назад

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    @hellenafabian 2 года назад

    Thanks for your help it's easy to understand 🙏🙏

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    @masoroniptick4727 7 месяцев назад

    Thank you so much, better then my teacher

  • @binzy19
    @binzy19 3 года назад

    Thank you sir..you are a great tutor. Always loves your video.

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    @matearosaliebertos1236 4 года назад +1

    Thank you Sir for sharing. It helps me a lot. God bless you!

  • @ajaychoudhary9817
    @ajaychoudhary9817 5 лет назад +18

    the rare math tutorial where its not some random indian guy

  • @shakiransari5835
    @shakiransari5835 Год назад

    Very helpful i got the right method to solve s.d for my college format

  • @Cheesebreadcorn7
    @Cheesebreadcorn7 2 года назад

    You are great!!!!! It was longggg but it got the job done. 👍

  • @PRISCILLABURLISON
    @PRISCILLABURLISON 4 года назад +5

    THANK YOU! this put everything in perspective!

  • @leecheechiang
    @leecheechiang 4 года назад +12

    You’ve helped me so much, I absolutely love your videos and teaching method! Could you also make a video about chebychev’s theorem? I would really really love a video of you explaining it....

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      @gudanggaramdunia5167 2 года назад

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      This video also about of MEAN

  • @stacywangui2788
    @stacywangui2788 2 года назад

    Really helped remember the formula ...thankyou

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    @lawalkawthar03 Год назад

    I really do understand your video a lot..it's well explained

  • @graceahaiwe357
    @graceahaiwe357 4 года назад +2

    Thanx this was really helpful and easy to understand

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    @isaacnyende124 Год назад

    I really appreciate your videos so well explained

  • @joco7163
    @joco7163 3 года назад

    Thank you soo much the midpoint was explained incorrectly greatly appreciate this information

  • @target__iit
    @target__iit 7 месяцев назад

    didn't expected to learn statistics from an organic chemistry tutor

  • @ms.jomilyn
    @ms.jomilyn Год назад

    I really enjoy your video and it is indeed helpful to understand it better. Thanks a lot

  • @shankhan3953
    @shankhan3953 3 года назад

    You are best teacher.

  • @juliec5076
    @juliec5076 4 года назад +1

    This is awesome! Thank you! Now I can answer my assignment :D

  • @santhiselva7311
    @santhiselva7311 5 лет назад +1

    wow😀 thank you sir it easy to help us to understand more about standard deviation for grouped data👍

  • @EgbertGomani
    @EgbertGomani Год назад

    Honestly thanks for this 😢🎉

  • @mis3ou705
    @mis3ou705 2 года назад

    thank you so much for this!! I really needed this cause I was so confused.

  • @normanmudzengi5416
    @normanmudzengi5416 3 года назад

    Thanks sir i am now able to calculate standard deviation

  • @maryannjaison6047
    @maryannjaison6047 3 года назад +2

    thank you sir for your valuable class. This video helped me a lot 💖

  • @sbuwallthabiso3915
    @sbuwallthabiso3915 5 лет назад +1

    You explained it beautifully

  • @tabeshforoughi1380
    @tabeshforoughi1380 4 года назад

    Very Well Spoken, Sir.

  • @PlaxedesChivende
    @PlaxedesChivende 8 месяцев назад

    What a relief
    You're the best

  • @theodoresweger4948
    @theodoresweger4948 Год назад

    I did an experiment with my HP Prime and figured how to enter every data point not as a group by using tthe list functions.. same answers Thank you...

  • @shafnizdeen9647
    @shafnizdeen9647 5 лет назад +2

    Good job !! This video was so useful

  • @rawnightsattheroundtable
    @rawnightsattheroundtable 4 года назад

    amazing!!!! thank you for sharing your gift with us. You make it so much easier.

  • @chepaulino3619
    @chepaulino3619 3 года назад

    Ok jsut bc my mind exploded im gonna sub

  • @klevmeister1g
    @klevmeister1g 2 года назад

    Thanks so much! You make it look so easy

  • @optics2888
    @optics2888 Год назад +1

    correct me if i am wrong, but in standard deviation i think we don't minus (-1) from N. formula is Fi(Xi-X bar) square / n

    • @hitfromcs
      @hitfromcs Год назад

      thats what my uni teacher taught too. im hella confused and got an exam in 8 hours

  • @justincantor2138
    @justincantor2138 4 года назад

    Appreciate your work Tutor. Thank you! Take care

  • @josephemmanueljatta4112
    @josephemmanueljatta4112 2 года назад

    Thank you very much🙏🏾❤️it really helped me

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    @leakyhamstring2041 5 лет назад +1

    This man is the best

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    @neiladrianlincuna5929 4 года назад

    Thank you very much you help me to answer my assignment

  • @roxgregorio4132
    @roxgregorio4132 4 года назад +2

    thank you so much for this vid.. I learned a lot..

  • @hellennjerrih3606
    @hellennjerrih3606 4 года назад

    Wow...I.love how you take the steps thanks alot

  • @aieshabrown7865
    @aieshabrown7865 3 года назад

    thank you so much this lesson really helped me

  • @ahmedamin6043
    @ahmedamin6043 6 месяцев назад +1

    Thank you🙏 so much I have understood

  • @nosms6581
    @nosms6581 Год назад +2

    Thank you sir. But I have a question why it's an n-1 in the denominator why it's not just n??