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Mathematics — First Preparatory Mathematics — First Secondary Mathematics — Second Preparatory

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Science — Third Preparatory

Lesson 1

Statistics

Lesson parts

1.1 4-1 Measures of central tendency: recap4-1 Measures of central tendency: recap1.1

1.2 4-2 Why do we need measures of dispersion?4-2 Why do we need measures of dispersion?1.2

1.3 4-3 The range4-3 The range1.3

1.4 4-4 The median recap, quartiles and the interquartile range4-4 The median recap, quartiles and the interquartile range1.4

1.5 4-5 The box plot (box-and-whisker)4-5 The box plot (box-and-whisker)1.5

1.6 4-6 Deviation, variance and standard deviation of a set of values4-6 Deviation, variance and standard deviation of a set of values1.6

1.7 4-7 Standard deviation of a simple frequency distribution4-7 Standard deviation of a simple frequency distribution1.7

1.8 4-8 Standard deviation of a grouped (class) distribution4-8 Standard deviation of a grouped (class) distribution1.8

1.9 4-9 Using the scientific calculator4-9 Using the scientific calculator1.9

1.10 4-10 Comparing two data sets4-10 Comparing two data sets1.10

1.11 4-11 Effect of adding or multiplying every value4-11 Effect of adding or multiplying every value1.11

1.12 4-12 Outliers and choosing the right measure4-12 Outliers and choosing the right measure1.12

1.13 Exam traps and key takeawaysExam traps and key takeaways1.13