Hi Zoe, Can you help me with this IA if it will be flagged? Exemplar IA Does the size of Lichens increase as the distance from Oxford City centre increases? Students IA Does the Diameter of Lichens Enlarge as the...
Writing the Independent InvestigationCould you please share the link to the Edpuzzle activity so that we're able to assign it?
Urban Air Pollution in DelhiHi ZoeThanks for your response. We use Kognity in school as well for the students, and in that they have a section on "Collected practicals" across the syllabus. So practical 5 and 6 is from their suggested practical list. Thank you for clarifying...
Topic 6: Experimental IdeasSame question, but I will adjust the wording. First off answer is 0m (not mg/L) and second, if it is worded downstream from source then I don't think the source location should be the answer. Not being picky but just seeing this through the eyes of...
Answers: Topic 4 Example AssessmentThat sounds great. I just didn't know about it.
Writing the Independent InvestigationI think so but remember it is you and your student's decision.
Writing the Independent InvestigationSo would you advise only to do chi square and evaluate its weakness instead?
Writing the Independent InvestigationYes, the test can still be done but it is not recommended because it becomes unreliable with expected values of 5 or less. The biomath med chi square calculator will flag this as a warning if the expected values invalidate the test. In these circumstances...
Writing the Independent InvestigationActually, you can still do the test. The 30 responses per variable is an IB thing and then allows you to evaluate.
Writing the Independent Investigation
Kate
I did this with students and having a background in this, we thought perhaps deposition could also be dry deposition from the atmosphere and aeration could come from plant roots going into the soil.
5.1 Soil System Diagrams - Answers