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post ur statistics S1 related doubts and qs here...I'll help you out! 
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Statistics S1: post your problems here!
- Thread starter imagine
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- 5
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- 3
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Can you give me all the standard deviation formulas?
And if possible, the permutation and combination rules. It seems I cant solve a lot of questions with these topics.
And if possible, the permutation and combination rules. It seems I cant solve a lot of questions with these topics.