Statistical tests in (A level) biology

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  • Опубликовано: 17 апр 2019
  • First in a series on statistics in biology looking at how to use the t-test, Chi-squared test and Spearman rank correlation test for A level biology.
    In this first episode I discuss:
    1. The three tests and what each is used for
    2. How to decide which test to use
    3. The general procedure for doing all the tests
    In the following episodes I will use examples to show how to each type of test.
    Episode 1: overview of all three tests (how to do statistical tests): • Statistical tests in (...
    Episode 2: How to do a t-test: • How to do a t test (bi...
    Episode 3. How to do a Chi-squared test: • How to do: chi-squared...
    Episode 4: How to do a Spearman rank correlation test: • How to do: Spearman Ra...

Комментарии • 75

  • @rahrah7723
    @rahrah7723 3 года назад +127

    Lol that " Let's talk about stats baby" right at the beginning of the video woke me up

  • @aizakashif6491
    @aizakashif6491 2 года назад +11

    Explained it really well in half an hour. I understood all 3 without mixing them

  • @ahmedhaaqilrifky3531
    @ahmedhaaqilrifky3531 2 года назад +18

    The person who invented the null hypothesis must have been the most pessimistic person to have ever existed.

    • @wolfgangamadeusmozart1816
      @wolfgangamadeusmozart1816 2 года назад +1

      Haha, interesting outlook, although I think the basis of the null hypothesis has to do with the intrinsic nature of belief and logic itself.
      The periodic table of that which is untrue, is infinite, and therefore, proving something does not exist, is a far less reasonable goal than proving something does exist.
      It is better to start with the assumption that something isn't, rather than something is, because 'isn't' is intrinsically simpler than 'is'.

    • @nunsense8463
      @nunsense8463 2 года назад +3

      @@wolfgangamadeusmozart1816 Damn i didn't know you did science too mozart, whens the next album dropping

  • @foreveralone3224
    @foreveralone3224 4 года назад +40

    Thank you so much, your explanation was so was easy to follow, I thought I would never be able to understand statistical tests

    • @emilym2742
      @emilym2742 3 года назад +4

      Same! It’s one of the hardest parts of biology for me

    • @ZAsym
      @ZAsym 3 года назад

      feelin that rn

  • @zaynab3503
    @zaynab3503 4 года назад +18

    Wow. Thank you so much for this video. The statistical tests finally make sense now

    • @LSCBiology
      @LSCBiology  4 года назад +2

      yeah, stats can be tricky, glad to help.

  • @sounad3736
    @sounad3736 2 года назад +1

    You're the best! Thank you so much and I loved that intro.

  • @FelipeTexugo
    @FelipeTexugo 3 года назад +1

    Revising for end of years. I love you.

  • @jimbobharry2003
    @jimbobharry2003 5 лет назад +1

    Amazing video. Thank you!

  • @SabyasachiChatterjee
    @SabyasachiChatterjee 5 лет назад +2

    Thanks !
    Will wait for the next video

    • @LSCBiology
      @LSCBiology  5 лет назад +1

      Yes just need to edit and upload. Should be today or tomorrow. Thanks for waiting!

  • @giovannipaoloboyd-trevisan752
    @giovannipaoloboyd-trevisan752 10 месяцев назад

    Thank you !! great video and explanation

  • @annabeljames9146
    @annabeljames9146 2 года назад +1

    Thank you very much for this video 🙌🙌

  • @weworewhat6180
    @weworewhat6180 3 года назад +2

    Incredible! Thank you so much sir!

  • @amyelb3507
    @amyelb3507 5 лет назад +7

    Thank you! hopefully these will now come up in aqa paper 3 tomorrow !

  • @hafsaakhtar2563
    @hafsaakhtar2563 Месяц назад

    very helpful video thank you 🙏🏽

  • @user-fi8bt3pb3j
    @user-fi8bt3pb3j 6 месяцев назад

    great explanation very well presented

  • @katetaylor337650
    @katetaylor337650 4 года назад +1

    All this is solid to remember

  • @alishalaraclark
    @alishalaraclark 3 года назад

    Such a good video thank you

  • @arinarahman3758
    @arinarahman3758 Месяц назад

    thanks a lot sir,it helped a lot

  • @inzayn1d
    @inzayn1d 2 года назад +1

    you just earned a sub 🙂

  • @Medic704
    @Medic704 3 года назад

    Thanks a lot very helpful video

  • @hanamostafa5268
    @hanamostafa5268 3 года назад +1

    thanks sooo much that was veryyy helpful :)

    • @LSCBiology
      @LSCBiology  3 года назад +2

      Glad it helped! Statistics should not be feared!

  • @junaydrehman6686
    @junaydrehman6686 5 лет назад +2

    Could you please do videos on Module 6 like the conservation of the ecosystems that you need to know please?

  • @Manolmao
    @Manolmao 3 года назад

    I love you
    You saved my life

  • @sohamvirkar802
    @sohamvirkar802 3 года назад +1

    Tomorrow is my a level analysis biology, and untill today, i always assumed id lose 4 marks for sure in this statics thingy, but dude! Couldnt be more confidant now about those 4 marks! Thanks a lot man!

    • @LSCBiology
      @LSCBiology  3 года назад +2

      ah that's awesome! good luck, for tomorrow.

    • @sohamvirkar802
      @sohamvirkar802 3 года назад

      @@LSCBiology thanks a lot sir!✌

    • @tatvashah3107
      @tatvashah3107 3 года назад +1

      you should be more concerned about your spelling! just joking mate

  • @dianaal-mukhasin413
    @dianaal-mukhasin413 3 года назад +1

    thank you, helped me alot

  • @user-sm3fl6nq2v
    @user-sm3fl6nq2v Год назад +1

    Wait do we use the word ‘significant’ in null hypothesis?

  • @cindyhu247
    @cindyhu247 5 лет назад

    Thank you!

  • @chipichip1chapachapadubidubida
    @chipichip1chapachapadubidubida 2 месяца назад

    This is a long video but respectfully, the yapping is very effective

  • @tarekGbal
    @tarekGbal 2 года назад

    thank you very much sir

  • @pudaminigomes619
    @pudaminigomes619 4 года назад +1

    Thank you so much sir ...........

    • @LSCBiology
      @LSCBiology  4 года назад

      You're welcome! glad you found it useful!

  • @jasonngwa9151
    @jasonngwa9151 3 года назад

    Beautiful

  • @charliebrett7510
    @charliebrett7510 4 года назад

    thank you!

  • @achaaveereh3457
    @achaaveereh3457 5 лет назад +2

    Thank you sooo much!

  • @yasminh
    @yasminh Месяц назад

    tysm!

  • @diamondb8816
    @diamondb8816 5 лет назад

    thank u!

  • @regularman4063
    @regularman4063 2 года назад

    Hi Sir, in the title you stated ( A level ) are there parts that we do not need to know for AS biology ?

  • @Subversions
    @Subversions 2 года назад

    Does this apply to CIE AL Biology Paper 5?

  • @georgeashby4852
    @georgeashby4852 3 года назад +1

    Cheers

  • @Hayat-xj2gi
    @Hayat-xj2gi 4 года назад

    What is the Man Whitney U test then ?

  • @nicolasparra4805
    @nicolasparra4805 3 года назад +4

    Stats Baiiiiiby

  • @zozoruru213
    @zozoruru213 3 года назад +2

    Hi sir, Can Chi squared test have normal distribution?

    • @LSCBiology
      @LSCBiology  3 года назад +1

      No. chi squared is about testing non-normal data.

    • @zozoruru213
      @zozoruru213 3 года назад +1

      @@LSCBiology okay thank you so much❣️🌟

  • @arinarahman3758
    @arinarahman3758 Месяц назад

    carried out notes as well

  • @clairechamboko8080
    @clairechamboko8080 3 года назад

    just what i needed..................but how about the Simpsons Index of diversity sir

    • @LSCBiology
      @LSCBiology  3 года назад +1

      good suggestion.

    • @terencelihambomuniale4308
      @terencelihambomuniale4308 3 года назад

      @@LSCBiology could you also do the Pearson's correlation Sir

    • @LSCBiology
      @LSCBiology  3 года назад

      @@terencelihambomuniale4308 Hello. that's not something I teach. but I did find this for you: ruclips.net/video/lVOzlHx_15s/видео.html

    • @terencelihambomuniale4308
      @terencelihambomuniale4308 3 года назад

      Thanks

  • @kierantaank8977
    @kierantaank8977 3 года назад

    You God

  • @jamesdhanraj3048
    @jamesdhanraj3048 Год назад

    You look like Rohan Iyer

  • @RG-ri4qd
    @RG-ri4qd 4 года назад +1

    video was great, but dont start with "lets talk about stats baby" we good?

    • @LSCBiology
      @LSCBiology  4 года назад +5

      Will try to avoid that in future videos.

    • @Hayat-xj2gi
      @Hayat-xj2gi 4 года назад +31

      lmao he gives out good energy to his video stop hating dude

    • @kierantaank8977
      @kierantaank8977 3 года назад +11

      Dr Bhavsar Biology carry on. U give good energy

    • @clairechamboko8080
      @clairechamboko8080 3 года назад +10

      @@kierantaank8977 cant agree more..............Dr Bhavsar please keep your vibe..........in love with it

    • @Jasmine-bl7hj
      @Jasmine-bl7hj 3 года назад +5

      @@LSCBiology my guy, don't stop