Pearson's and Spearman's correlation coefficients, drawing and using a regression line to predict values, and recognizing the limits of extrapolation.

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2 weeks

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Linear Regression

Bivariate Statistics

Scatter diagrams and lines of best fit y=ax+b, by eye or with GDC, the Pearson correlation coefficient r, and making predictions with awareness of limitations.

0/3 key exercises

Spearman's Rank Correlation Coefficient

Bivariate Statistics

0/1 key exercises

Problem Bank

IB: 4

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3 problems

IB: 5

6 problems

IB: 6

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10 problems

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IB Math AISL

Bivariate Statistics

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Bivariate Statistics

Pearson's and Spearman's correlation coefficients, drawing and using a regression line to predict values, and recognizing the limits of extrapolation.

Progress trend

2 weeks

All time

Choose a concept to study or jump straight into the problem bank.

Concepts

Start Here

Linear Regression

Bivariate Statistics

Scatter diagrams and lines of best fit y=ax+b, by eye or with GDC, the Pearson correlation coefficient r, and making predictions with awareness of limitations.

0/3 key exercises

Spearman's Rank Correlation Coefficient

Bivariate Statistics

0/1 key exercises

Problem Bank

IB: 4

Recommended

3 problems

IB: 5

6 problems

IB: 6

Upgrade to unlock

10 problems

Browse untimed question bank

Performance Metrics

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Estimated range: 0%-41%

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Performance Metrics

Concept Score

+0% today

Speed Score

+0% today

Mastery Score

+0% today

Estimated range: 0%-41%

Problem Activity

No completed problem attempts yet.