1,478 prompts matching "The standard deviation of ungrouped data (Show That / Hence Find)"
Teach me: Solving a mixed problem combining multiplication
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Practice set: Increasing a quantity in a given ratio
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Spot my mistake: Comparing two ratios
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Word problem: A rate as a comparison between two different units
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Worked example: Using rate to compare speed in kilometres per
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Teach me: Solving a real-life percentage increase or decrease
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Word problem: Converting a foreign currency into naira at a given rate
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Practice set: Simplifying algebraic expressions by grouping
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Teach me: Factorising an algebraic expression by grouping
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Practice set: Manipulating directed (positive and negative)
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Spot my mistake: Describing a set using set-builder notation
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Spot my mistake: Using universal sets, complements
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Teach me: Creating a linear equation from a word problem
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Word problem: Forming an equation from a described direct proportion
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Teach me: Solving a word problem involving partial variation
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Word problem: Forming a quadratic equation from its two roots
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Teach me: Drawing a smooth parabolic curve through plotted
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Practice set: Forming a quadratic equation from a given graph
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Word problem: Proving two triangles congruent by side-angle-side
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Worked example: Combining a trigonometric ratio
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