How to draw an error bar using standard deviation on a graph? Watch
Express the value x as
x ± σ
where σ is your calculated standard deviation.
The error bars express the same range ± σ
© Copyright The Student Room 2017 all rights reserved
The Student Room, Get Revising and Marked by Teachers are trading names of The Student Room Group Ltd.
Register Number: 04666380 (England and Wales), VAT No. 806 8067 22 Registered Office: International House, Queens Road, Brighton, BN1 3XE