2009 A Level H2 Maths Solution - Texas Instruments

Since p–value = 0.219 > 0.05, we do not reject H0 . There is insufficient evidence at the 5% level to say that the mean mass of sugar in a packet is not 10 grams. The Central Limit Theorem does not apply in this case since the sample size 9 is small. (iii) We would … ................
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