6.1.2
Statistics Basics 2
Continuous, Discrete and Grouped Data
Continuous, Discrete and Grouped Data
Continuous data can take any value within a range. Discrete data can only take certain values. We can group continuous data.
Continuous data
Continuous data
- Continuous data can take any value.
- E.g. Height.
- A person can be any height (e.g. 180 cm, 180.1, 180.01 cm).
- E.g. Height.
Discrete data
Discrete data
- Discrete data can only take certain values.
- E.g. The number of animals in a pet shop.
- There can be 35 animals or 36 animals but there cannot be 35.5 animals.
- E.g. The number of animals in a pet shop.
Grouped data
Grouped data
- We can group continuous data.
- E.g. We might choose to group people's height into categories such as 160 cm < height ≤ 170 cm.
- This category would include anyone who is taller than 160 cm but shorter than or equal to 170 cm.
- E.g. We might choose to group people's height into categories such as 160 cm < height ≤ 170 cm.
1Number
1.1Place Value
1.2Factors & Multiples
1.3Operations
1.3.1Addition
1.3.2Subtraction
1.3.3Multiplication 10,100...
1.3.4Grid Multiplication
1.3.5Division by 10s
1.3.6Powers
1.3.7Roots
1.3.8Surds
1.3.9Rationalise denominator
1.3.10Simplify Surds
1.3.11BIDMAS
1.3.12Inverse Ops
1.3.13Standard Form
1.3.14Addition in Standard Form
1.3.15Subtraction in Standard Form
1.3.16End of Topic Test - Standard Form
1.4Fractions, Decimals & Percentages
1.4.1Fractions
1.4.2Mixed & Improper Fractions
1.4.3Write 2 Numbers as Fractions
1.4.4Adding Fractions
1.4.5Subtracting Fractions
1.4.6Multiplying Fractions
1.4.7Dividing Fractions
1.4.8Finding Fractions
1.4.9Improper & Mixed Fractions
1.4.10Decimal Place Value
1.4.11Fraction to Decimal
1.4.12Find Percentage Unitary
1.4.13Fraction to Percentage
1.4.14Percentage to Fraction
1.4.15Percentage to Decimal
1.4.16Decimal to Percentage
1.4.17Percentage using Decimal
1.4.18End of Topic Test - Fractions
1.5Growth & Decay
1.6Measurements & Units
2Algebra
2.1Introduction to Algebra
2.2Graphs
2.3Solving Equations
2.3.1Solve Linear Equations
2.3.2Words To Equation
2.3.3Solve Linear Equations Graphically
2.3.4Solve Inequality
2.3.5Graphing Inequalities
2.3.6End of Topic Test - Graphs & Equations
2.3.7Simultaneous Equations
2.3.8Simultaneous Equations Graph
2.3.9Quadratic +/-
2.3.10Factorise Quadratics
2.3.11Complete the Square
3Ratio, Proportion & Rates of Change
3.1Manipulating Ratios
3.2Ratios in Practice
3.3Percentage & Finance
4Geometry & Measures
4.1Introduction to Geometry
4.2Ruler & Compass Constructions
4.3Perimeter & Area
4.4Triangles, Quadrilaterals & Circles
4.5Transformations
4.6Triangle Formulae
4.73D Shapes
4.7.1Types of 3D Shape
4.7.2Plans & Elevations
4.7.3Nets
4.7.4Volume of 3D Shapes
4.7.5Volume of a Cuboid
4.7.6Volume of a Cylinder
4.7.7Volume of a Sphere
4.7.8Volume of a Hemisphere
4.7.9Volume of a Cone
4.7.10Volume of a Pyramid
4.7.11Surface Area of a Cuboid
4.7.12Surface Area of a Cylinder
4.7.13Surface Area of a Sphere/Hemisphere
4.7.14Surface Area of a Cone
4.7.15Surface Area of Composite Shapes
4.7.16End of Topic Test - Triangles, Area, & 3D Shapes
4.8Vectors
5Probability
5.1Introduction to Probability
5.2Representing Probability
6Statistics
6.1Introduction to Statistics
Jump to other topics
1Number
1.1Place Value
1.2Factors & Multiples
1.3Operations
1.3.1Addition
1.3.2Subtraction
1.3.3Multiplication 10,100...
1.3.4Grid Multiplication
1.3.5Division by 10s
1.3.6Powers
1.3.7Roots
1.3.8Surds
1.3.9Rationalise denominator
1.3.10Simplify Surds
1.3.11BIDMAS
1.3.12Inverse Ops
1.3.13Standard Form
1.3.14Addition in Standard Form
1.3.15Subtraction in Standard Form
1.3.16End of Topic Test - Standard Form
1.4Fractions, Decimals & Percentages
1.4.1Fractions
1.4.2Mixed & Improper Fractions
1.4.3Write 2 Numbers as Fractions
1.4.4Adding Fractions
1.4.5Subtracting Fractions
1.4.6Multiplying Fractions
1.4.7Dividing Fractions
1.4.8Finding Fractions
1.4.9Improper & Mixed Fractions
1.4.10Decimal Place Value
1.4.11Fraction to Decimal
1.4.12Find Percentage Unitary
1.4.13Fraction to Percentage
1.4.14Percentage to Fraction
1.4.15Percentage to Decimal
1.4.16Decimal to Percentage
1.4.17Percentage using Decimal
1.4.18End of Topic Test - Fractions
1.5Growth & Decay
1.6Measurements & Units
2Algebra
2.1Introduction to Algebra
2.2Graphs
2.3Solving Equations
2.3.1Solve Linear Equations
2.3.2Words To Equation
2.3.3Solve Linear Equations Graphically
2.3.4Solve Inequality
2.3.5Graphing Inequalities
2.3.6End of Topic Test - Graphs & Equations
2.3.7Simultaneous Equations
2.3.8Simultaneous Equations Graph
2.3.9Quadratic +/-
2.3.10Factorise Quadratics
2.3.11Complete the Square
3Ratio, Proportion & Rates of Change
3.1Manipulating Ratios
3.2Ratios in Practice
3.3Percentage & Finance
4Geometry & Measures
4.1Introduction to Geometry
4.2Ruler & Compass Constructions
4.3Perimeter & Area
4.4Triangles, Quadrilaterals & Circles
4.5Transformations
4.6Triangle Formulae
4.73D Shapes
4.7.1Types of 3D Shape
4.7.2Plans & Elevations
4.7.3Nets
4.7.4Volume of 3D Shapes
4.7.5Volume of a Cuboid
4.7.6Volume of a Cylinder
4.7.7Volume of a Sphere
4.7.8Volume of a Hemisphere
4.7.9Volume of a Cone
4.7.10Volume of a Pyramid
4.7.11Surface Area of a Cuboid
4.7.12Surface Area of a Cylinder
4.7.13Surface Area of a Sphere/Hemisphere
4.7.14Surface Area of a Cone
4.7.15Surface Area of Composite Shapes
4.7.16End of Topic Test - Triangles, Area, & 3D Shapes
4.8Vectors
5Probability
5.1Introduction to Probability
5.2Representing Probability
6Statistics
6.1Introduction to Statistics
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