Hi Lisa, I have been submitting IAs for over 20 years and have always submitted them with comments written on the IAs and I have moderated IAs a couple of times. The guidance which you need can be found in the subject reports after each examining...
Individual Investigation Marking GuidanceP.S: I am consistently told that when marking the IAs I can not submit IAs with handwritten indications of where marks have been gained etc and that only clean copies must be uploaded - However, during an IB approved training course I was told that...
Individual Investigation Marking GuidanceHi, quick query - does the IA text need to have double line spacing like the EEs? Thanks.
Individual Investigation Marking GuidanceHi Laura. Thank you for the clarification! No worries at all. I appreciate you updating it.
Answers: Topic 4 Example AssessmentHi Melissa - because I made a mistake! Yes, should be 0, I will change it.
Answers: Topic 4 Example AssessmentCan you explain why 2A is 4, not 0?
Answers: Topic 4 Example AssessmentThank you for the answers. The yellow box on the pyramid of the Savannah grassland says that each box is 500 g dry biomass. It should be 2000 g.Jon
Answers: 2.2: Drawing Ecological PyramidsHi Clara pH is effectively a continuous independent variable as we are investigating how changing it affects the mass of the shell. If you do an ANOVA that will just tell you that is a difference between a pH of 3 and 6, for example, which...
Overview of statistical tests (with links)Hi both, why would you use Spearmans for "How does the pH of HCl (pH 3, 4, 5, 6 & 7) affect the mass of a broad-ribbed Cardita shell over 12 days of immersion?" as I'm not sure you have 2 continuous variables as pH isn't measured again is it?...
Overview of statistical tests (with links)
Zoe
Site authorI don't think so but I would encourage 1.5 - it is easier to read and mark.
Individual Investigation Marking Guidance