Mathematical Skills (AQA A-Level Psychology): Flashcards

📚Flashcards
Mathematical Skills
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Practise the cards

10 cards from this deck

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% of A-Level Psych marks needing maths skills

At least 10%

Basic percentage formula

(Number meeting criteria / Total) × 100

Convert percentage to decimal

Remove % sign, move decimal 2 places left

Meaning of p ≤ 0.05

5% or less chance results from chance alone

Common 0.05 error

Writing 0.5 (50%) instead of 0.05 (5%)

Part-to-whole ratio

Compares one part to the total

Part-to-part ratio

Compares one part directly to another part

Method to simplify fractions

Find highest common factor, divide both by it

Rounding rule (sig. figures)

≥5 round up; <5 round down

Essential graph components

Labelled axes, correct plot, title, appropriate scale

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