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Official Edexcel S3 thread Wednesday 20 May 2015 Morning [6691] Watch

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    That's quite challenging paper compared to other normal papers gg wp edexcel
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    Toughest paper by far. Tougher than the IAL and the Rs etc etc. I dont expect boundaries to shift significantly though.
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    (Original post by STATER)
    Toughest paper by far. Tougher than the IAL and the Rs etc etc. I dont expect boundaries to shift significantly though.
    65/66 for A* I reckon?
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    (Original post by STATER)
    Toughest paper by far. Tougher than the IAL and the Rs etc etc. I dont expect boundaries to shift significantly though.
    Why not
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    Q4 has be troubled. What do you do for part A
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    Has anyone done the last part of question 5?
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    Me*
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    (Original post by xKay)
    Why not
    They have intentionally made the papers tougher, and the boundaries haven't fallen by the same relative amount.
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    (Original post by xKay)
    Has anyone done the last part of question 5?
    You get the same as c. 0.181. Well that's what I got
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    (Original post by STATER)
    They have intentionally made the papers tougher, and the boundaries haven't fallen by the same relative amount.
    Yeah but this was by far the hardest paper
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    (Original post by bobo19966)
    65/66 for A* I reckon?
    Probably no less than 67.
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    EDIT: Sorry I think it was 0.1587
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    (Original post by xKay)
    Has anyone done the last part of question 5?
    I got 0.164
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    Tougher than any other year. Attempted almost everything. Relying on follow through marks and luck. Probably got a C


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    (Original post by xyzmaster)
    You get the same as c. 0.181. Well that's what I got
    Pls tell me this is the answer
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    (Original post by Navo D.)
    0.8417(or something close) for the last part of q5 anyone?
    (Original post by bobo19966)
    I got 0.164
    How
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    (Original post by xKay)
    How
    The number need to square so the variance would different from part b or c as the any normal distribution may not independent I think
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    What did everone do for the confidence interval question where you had to show mew was = to 0.5 without any calculations
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    Will 45 be enough for a C?


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    (Original post by xKay)
    What did everone do for the confidence interval question where you had to show mew was = to 0.5 without any calculations
    Stated hypothesis
    Mu lies within the given CI
    For a 5% sig level (two tailed)
 
 
 
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