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!!!
|Did you have a flippin good pancake day, or was it pretty crepe? Share your pancake photos, videos and stories for a chance to win a £20 Amazon voucher!||05-03-2014|