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Perplex
Perplex
  • Dashboard
Topics
Exponents & LogarithmsRounding & ErrorSequences & SeriesFinancial MathematicsMatricesComplex Numbers
Cartesian plane & linesFunction TheoryModellingTransformations & asymptotes
2D & 3D GeometryVoronoi DiagramsTrig equations & identitiesVectorsGraph Theory
ProbabilityDescriptive StatisticsBivariate StatisticsDistributions & Random VariablesInference & Hypotheses
DifferentiationIntegrationDifferential Equations
Paper 3
Plus
Calculator Skills
Review VideosFormula BookletAll Study Sets
BlogLanding Page
Sign UpLogin
Perplex
IB Math AIHL
/
Bivariate Statistics
/
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Bivariate Statistics

Pearson's and Spearman's correlation coefficients, goodness of fit (​SSres​​) for non-linear models, and predictions with attention to extrapolation and model limitations.

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

Concepts

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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.

Thumbnail for Linear Regression

0/3 key exercises

Spearman's Rank Correlation Coefficient

Bivariate Statistics

0/1 key exercises

Non-linear regression & residuals

Bivariate Statistics

0/2 key exercises

IB Math AIHL
/
Bivariate Statistics
/
Home

Bivariate Statistics

Pearson's and Spearman's correlation coefficients, goodness of fit (​SSres​​) for non-linear models, and predictions with attention to extrapolation and model limitations.

Progress trend

0%

Sign up to view your learning progress

Sign up

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.

Thumbnail for Linear Regression

0/3 key exercises

Spearman's Rank Correlation Coefficient

Bivariate Statistics

0/1 key exercises

Non-linear regression & residuals

Bivariate Statistics

0/2 key exercises

Problem Bank

IB: 4
Recommended
8 problems
IB: 5
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18 problems
IB: 6
Upgrade to unlock
8 problems
Browse untimed question bank

Performance Metrics

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Mastery Score

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Estimated range: 0%-45%

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Problem Activity

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Problem Bank

IB: 4
Recommended
8 problems
IB: 5
Sign up for free to unlock
18 problems
IB: 6
Upgrade to unlock
8 problems
Browse untimed question bank

Performance Metrics

Concept Score

0%
+0% today

Speed Score

0%
+0% today

Mastery Score

0%
+0% today
Estimated range: 0%-45%

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Problem Activity

No completed problem attempts yet.

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