Chapter 11: Regression, Correlation and Hypothesis Testing

A-level MathematicsStatistics and Mechanics8 topicsHigher

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Kinematics Graphs Long-Answer Questions

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4 questions24 marks36 min

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6 marksfindstandardEdexcel

SM11-1: velocity rises from 2 to 14

m\,s^{-1}

over 6 s. Find distance = 48 m for displacement-time and velocity-time graphs. Show the method clearly by using find the area under the velocity-time graph.

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6 marksshow thatstandardEdexcel

SM11-2 verification: show that the printed answer is valid by applying find the area under the velocity-time graph. Include a check using velocity rises from 2 to 14

m\,s^{-1}

over 6 s.

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6 marksprovehardEdexcel

SM11-3 proof: starting with velocity rises from 2 to 14

m\,s^{-1}

over 6 s, prove distance = 48 m for displacement-time and velocity-time graphs; give restrictions.

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6 markshencesynopticEdexcel

Using SM11-4's earlier result distance = 48 m, hence solve the linked problem in displacement-time and velocity-time graphs and state whether the answer is exact or rounded.

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10. Variable Acceleration

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Key learning objectives

Understand the key principles behind Regression, Correlation and Hypothesis Testing.
Apply these ideas to exam-style questions.
Recall the essential definitions and key terms.