The Student Room Group

statistics qs

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Original post by someguy22
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I dont understand part b). why cant I take a stratified sample instead? also part a) specified that it was a systematic sample & part b said to provide two alternative sampling methods but proceeded to mention a systematic sample in the answer.

I also dont understand part d) because it says to find the mean of the six data values which are daily total rainfall, but in the worked solutions it gives the mean for daily maximum temperature
(edited 1 year ago)

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