Forecasting Forums › Ask ACCA Tutor Forums › Ask the Tutor ACCA MA – FIA FMA › Forecasting This topic has 1 reply, 2 voices, and was last updated 4 years ago by John Moffat. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts September 5, 2021 at 4:10 pm #634476 johnbrianeMember A coefficient of +1 or -1 means that there is perfect correlation. The further it is from 1 (i.e. the closer to zero) then the weaker the correlation. This further it is from 1 . Does it applies to +1 or -1 ? September 5, 2021 at 8:14 pm #634507 John MoffatKeymaster Yes it does, and I explain this (and the relevance of it being + or – ) in my free lectures. Author Posts Viewing 2 posts - 1 through 2 (of 2 total) The topic ‘Forecasting’ is closed to new replies.