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Hi Zainab. I always ask my students to copy and paste the full code listing from their projects into the appendix rather than include screenshots. Code screenshots are good to include in Criterion D: Development to explain and justify various parts...

Hi. In the appendix, screenshots for codes can be used? 

Is it possible to share a complete sample of Crit B document?

Hi Daiva Thank you for the question. No, neither is included. The 2027 guide does not mention fixed-point representation or the representation of negative integers (two’s complement, sign and magnitude) in A1.2.1 or A1.2.2. The TSM or the specimen...

Thanks, Mairi, good request. A messy spreadsheet is now on the page in Excel and CSV form, with a task sheet for students. The first seven rows match the slide, so the existing solutions slide still works, and the extra rows and columns let students...

Thanks, Andrew. The two statements are taught together because they are two halves of the same job: getting a dataset ready before any model is trained. Cleaning deals with the rows and values (duplicates, gaps, errors). Feature selection deals with...

Could we please get a copy of a messy spreadsheet to use with our students please? 

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Dear Vidya, Thank you for raising this, and you are right that our wording was open to misreading. Your understanding is correct: Section B of paper 1 is based on the published case study, and students answer using the case study together with...

Hello, is included Fixed-point representation, represending negative integers?