: Covers standard A-Level distributions (Binomial, Normal) but often embeds them in unconventional contexts or requires hypothesis testing with precise p-value analysis. Overall Assessment
: The vectors questions in NJC papers are known for their geometric complexity. The 2012 paper included a problem involving the intersection of lines and curves using vector equations, which required a solid grasp of spatial visualization. 2012 njc prelim h2 math
Box A: 3R,2W; Box B: 4R,1W. Pick box at random (0.5 each), then draw 2 balls without replacement. Find P(both red | from A). : Covers standard A-Level distributions (Binomial