Sections of a Scientific Report (OCR A-Level Psychology): Flashcards
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Practise the cards
15 cards from this deck
Percentage calculation formula
Percentage calculation formula
(Number/total) x 100
P<0.05 meaning in psychology
P<0.05 meaning in psychology
95% chance results due to IV change (5% significance level)
Most sensitive central tendency measure
Most sensitive central tendency measure
Mean
Mean's main weakness
Mean's main weakness
Easily distorted by extreme values
Middle value when data ordered
Middle value when data ordered
Median
Median & extreme scores
Median & extreme scores
Not affected by extreme scores
Most frequently occurring variable
Most frequently occurring variable
Mode
Range calculation
Range calculation
Highest - lowest (+ 1)
Large SD indicates
Large SD indicates
Greater dispersion
Low SD indicates
Low SD indicates
Data clustered around mean
SD advantage over range
SD advantage over range
More precise as includes all values
Bar chart used for
Bar chart used for
Discrete data
Normal distribution shape
Normal distribution shape
Symmetrical bell-shaped curve
Positive skew
Positive skew
Data clusters left, long tail right
Negative skew
Negative skew
Data clusters right, long tail left