1) Couldn’t remember what product moment coefficient is.The class of 2024 aced maths. Take an A-level challenge to see how you compare
Pupils in England delivered strong A-level results this summer, with 42% of entrants getting A* or As in maths. Here are three questions to ponderwww.theguardian.com
Can't do any of those. That's my career f***ed after 34 years.......
2) Understand the principle of a binomial distribution but cannot remember the formula.
3) This is a conditional probability. Got.