IB Maths AI SL 3.2 The modelling process Question Bank

Practise IB Maths AI SL 2.6 by identifying assumptions, choosing variables and checking whether an applied model fits its context.

Exam points

Identify the variables, units and domain used in an applied mathematical model.
State a reasonable modelling assumption and explain how it affects the predicted result.
Check a model against data or context and identify a limitation of its prediction.

[Maximum number: 2]

The mean annual temperatures for Earth, recorded at fifty-year intervals, are shown in the table.

Table for Question SL 2.6—Modelling process question 1 — IB Maths AI SL

Tami creates a linear model for this data by finding the equation of the straight line passing through the points with coordinates (1708,8.73) and (1958,9.45).

State two reasons why Thandizo's prediction may not be valid.

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SL 2.6—Modelling process question 1