Mathematics B 9-1 4MB1: Statistics and probability Topical Past Paper Questions

A bag contains n sweets. There are 9 orange sweets in the bag. The rest of the sweets are purple. Mina takes at random a sweet from the bag and eats it. Stuart then takes at random a sweet from the bag and eats it. The probability that Mina and Stuart both eat a sweet of the same…

Aalia delivers letters and parcels. l) Last week Aalia worked for 5 days and wrote down 5 integers that represent the distance, in miles, she drove each day. For these integers the mode is 15 the median is 16 the largest - the smallest = 7 Find 5 integers that Aalia could have wr…

Hugo is learning a new game. Each time he plays the game the possible outcomes are that he may win, draw or lose. The first time Hugo plays the game the probability that $$ \begin{aligned}&he~wins~is~\frac{1}{4}\\&he~draws~is~\frac{1}{12}\end{aligned} $$ (a) Show that the probabi…