hey how du work out th standard deviation?like if uv drawn a cumulative frequency diagram or curve or histogram or woteva u call it...
pls wb!has2b dun 4 January wen one goes back 2 SCHOOL!!!
|Will you get the grades you need for uni? Get prepared today and de-stress, sign up to email alerts for course places!||02-06-2015|
|Waiting on IB results? Our IB results hub explains everything you need to know||01-06-2015|