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Standard Deviation
Caffeine, Heart Rate, Data Analysis, Evaluate a Practical
AS LEVEL - PAPER 1 2015 - QUESTION 2
These questions evaluating and suggesting improvements for practicals are common so get familiar with them.
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P-Values
Practical Skills, Investigation, Stats Skills
A LEVEL - PAPER 1 2015 - QUESTION 12
The question with the most marks is last here, which shows the importance of time management in the exam. This question is based around the antimicrobial set practical but is almost entirely skill based.
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Introduction to Statistics
Practical Skills, Investigation, Stats Skills
A LEVEL - PAPER 1 2015 - QUESTION 12
The question with the most marks is last here, which shows the importance of time management in the exam. This question is based around the antimicrobial set practical but is almost entirely skill based.
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Averages
Meiosis, Variation, Fertilisation, Inheritance, Phylogeny
AS LEVEL - PAPER 2 2018 - QUESTION 6
A varied question with lots of marks. The introduction here is actually not really relevant in terms of helping you answer the questions so don't get distracted by it. They also often put in these illustrative photographs which don't actually have any importance so don't spend ages studying them! Lots of great A01 recall opportunities.
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Chi-squared Test
Statistics Skills, Practical Skills
A LEVEL - PAPER 3 2015 - QUESTION 2
Some good questions to practice statistical analysis here. For c) there are 5 marks, so make sure you give a thorough description of a potential experiment.
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Choosing a Statistical Test
Practical Skills, Investigation, Stats Skills
A LEVEL - PAPER 1 2015 - QUESTION 12
The question with the most marks is last here, which shows the importance of time management in the exam. This question is based around the antimicrobial set practical but is almost entirely skill based.
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Student's t-Test
Practical Skills, Investigation, Stats Skills
A LEVEL - PAPER 1 2015 - QUESTION 12
The question with the most marks is last here, which shows the importance of time management in the exam. This question is based around the antimicrobial set practical but is almost entirely skill based.
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Correlation Coefficient
Stats Skills, Enzymes
A LEVEL - PAPER 3 2018 - QUESTION 3
A statistics heavy question. You don't really need much prior topic knowledge here so use the information given to you in the question.
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Calculating Standard Deviation
Standard Deviation, Osmosis, Membrane Permeability, Practical Skills
AS LEVEL - PAPER 1 2019 - QUESTION 5
For a)iii 'deduce the effect' you need to describe the pattern of data in the tables as well as explain why this is happening then comment on the significance of the difference. Sometimes Edexcel can be unclear what exactly they're asking for! If you've got time, it's probably best to include more rather than less if you're unsure for this type of question.
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