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  1. deathvalley

    Maths - Statistics 1 Question

    thanks another question ...,question 6(ii) http://www.xtremepapers.net/CIE/Interna ... 5_qp_6.pdf I don't understand why answers say that the value for 0.8 is 1.282 which is critical value for 0.9 O_O
  2. deathvalley

    Maths - Statistics 1 Question

    can anyone explain question 1(ii) in Winter 09,variant 62 plz :D link here http://www.xtremepapers.net/CIE/Interna ... _qp_62.pdf
  3. deathvalley

    MATH 9709 62 (Statistics)

    hey i want to ask that are we allowed to bring the normal distribution table into exam room or the supervisor will give us ? :(
  4. deathvalley

    HOW WAS BIOLOGY PAPER 3 PRACTICALS?

    Re: HOW WAS BIOLOGY PAPER 33? I think you will lose mark for shading nucleus :D,i did it before and my teacher denied it
  5. deathvalley

    HOW WAS BIOLOGY PAPER 3 PRACTICALS?

    Re: HOW WAS BIOLOGY PAPER 33? your guesses perfectly right in the first part =), i'm a little confused about do you need to record the final volume of 3 solutions in the table or not ?
  6. deathvalley

    Chemistry, Physics, Biology Paper 3 GUESS

    me too, blackvelvet, could you be more details about bio p 33 ?? i just did practical past paper in class and it made nonsense
  7. deathvalley

    Chemistry, Physics, Biology Paper 3 GUESS

    @blackvelvet : anything new for bio 33 ?,pm me :">
  8. deathvalley

    Chemistry, Physics, Biology Paper 3 GUESS

    tmr i m gonna do mock experiment :D,i,maybe,just maybe take a look about equipments :D,although we'll do past paper for practicing T_T
  9. deathvalley

    Chemistry, Physics, Biology Paper 3 GUESS

    @BlackVelvet : so the first one is something like food test O_O and then about osmosis ?
  10. deathvalley

    Chemistry, Physics, Biology Paper 3 GUESS

    thanks Velvet :D, how about the second part of Bio prac ?
  11. deathvalley

    practicals.............

    Princess could you send for me any prediction bio 33,thanks :D
  12. deathvalley

    BIO P2-HOW DID IT GO????

    yes it is :D,hope i don't get it wrong :(
  13. deathvalley

    BIO P2-HOW DID IT GO????

    how about last question of HIV part ???
  14. deathvalley

    BIO P2-HOW DID IT GO????

    oh i got 48 T_T, last part of AIDS i wrote about decreasing in level of antibodies and T lymphocytes were infected, but my teacher said that just need to talk about how immune system works '__' How about yours ??
  15. deathvalley

    BIO P2-HOW DID IT GO????

    I was stuck in the HIV/AIDS part T_T,so tricky one,does anyone know how to calculate "decrease in life expectancy percentage" :cry:
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