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How was S1 Statistics 62?

Hey Guys,In the last part of last question,we had to make two equations right.But i made a very silly mistake in the first equation in which we had to change signs.I took phi of the probability given not phi inverse :( i did equation 2 perfectly correct,please tell me how many marks will i lose??
- Ebolaaa
- Post #47
- May 23, 2015
- Forum: A-Levels

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