Hi John, I was wondering whether the question might focus on the influence (both positive and negative) of digital technologies on the reliability of cognitive processes. According to the guide, all three SL/HL topics...
Study guide: Cognition and techHi John, Is there an expectation that students are justifying the choice of p value (p<0.05) as part of their Analysis written portion? The choice of statistical test makes sense to reiterate that they understand...
Statistics revision presentationDear John,I have a question regarding Q3: if a student focused only on sampling bias in this question, how many marks should they earn?Thank you so much.
Focus group: Climate change denialThank you both for your clarifications
Practicing Paper 3Dear john, i have a concern. my students replicated Peterson and Peterson (1959) study. the data they collected was whether the participants recalled the trigrams or not (yes/no) not the number of trigrams they collected correctly....
IA Menu 1No, I don't know why. Maybe it will be this year...
Correlation: ACEs and PTSDDear Martin Yes, they could, depending on whether or not the sampling bias was due to the sampling method being a non-probability sample. If it was due to some other bias (like a social or cultural bias), then it may not be solved by random...
Practicing Paper 3Hi John, I can't see that correlational method has ever been asked on P3 - do you know why? Thanks!
Correlation: ACEs and PTSDSo could they technically say, they had a sampling bias, so next time they should use random sampling?
Practicing Paper 3
John
Site authorDear Hiba Yes, that is correct.
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