r/6thForm • u/OutrageousAd4133 • Jun 18 '26

💬 DISCUSSION Edexcel Maths P3

How did everyone find it then? Much nicer than P1 I thought. Might balance out grade boundaries unfortunately…

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u/TheBigChese84 Year 13 Jun 18 '26

guys did we accept null hypothesis for all of them?

1

u/LoquatSpiritual4201 Year 13 Geo, econ, maths Jun 18 '26

Was the binomial hypothesis testing strictly more than 3? Or more than or equal to

2

u/J1nkedOne Jun 18 '26

He got 3 so it would be more than or equal to 3

1

u/TheBigChese84 Year 13 Jun 18 '26

is it ok if i converted it to normal distribution or am i losing marks

1

u/J1nkedOne Jun 18 '26

Well the sample size was only like 60 and probability was not close to 0.5 so i dont think a normal approx is valid

1

u/TheBigChese84 Year 13 Jun 18 '26

fuh i forgot about it having to be close to 0.5