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Statistics
AQA GCSE Statistics
Key terms

AQA · 8382

AQA GCSE Statistics key terms

Weighted mean
A mean in which values contribute according to their weights, such as the numbers of people represented by group means.
From: Average Selection
Y-intercept
The value of y where a line crosses the y-axis, when $x=0$ .

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0

From: Lines of Best Fit

Zero correlation

A pattern showing no apparent upward or downward trend between two numerical variables.

From: Correlation Vocabulary

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