Paper Info…

  • 1)

    Edexcel S1 January 2007 – Q1
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    Parts (a),(b) and (c):

    Parts (d),(e) and (f):

  • 2)

    Edexcel S1 January 2007 – Q2
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    Parts (a) and (b):

    Part (c):

  • 3)

    Edexcel S1 January 2007 – Q3
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    Parts (a) and (b):

    Parts (c),(d) and (e):

  • 4)

    Edexcel S1 January 2007 – Q4
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    Parts (a) and (b):

    Parts (c),(d) and (e):

    Parts (f):

    Any of these comments: Use the median since the data is skewed or less affected by outliers / extreme values.

    Parts (g):

    Any one of these comments: If the data are symmetrical or skewness is zero or normal/uniform distribution.

  • 5)

    Edexcel S1 January 2007 – Q5
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    Part (a):

    One of these answers: Time is a continuous variable or data is in a grouped frequency table.

    Part (b):

    Area is proportional to frequency

    Parts (c) and (d):

  • 6)

    Edexcel S1 January 2007 – Q6
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  • 7)

    Edexcel S1 January 2007 – Q7
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    Part (a):

    Part (b):