The Student Room Group

Normal distribution

Screenshot_8.png
Thanks in advance.
Reply 1
Please help :smile:
Reply 2
if this is from the edexcel book then you can use solution bank to get worked solutions :smile:
Reply 3
I looked at the solution to try and help me but it didn't help hence I came here :smile:
Reply 4
I think the solution is wrong. When it says symmetry, surely that should be 0.05??

Quick Reply

Latest