757 prompts matching "IGCSE practice: The cosine ratio as adjacent over hypotenuse"
WAEC pitfalls: Reading the quartiles off the wrong axis
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on reading
Real-life Nigeria: Comparing two distributions from their ogives
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Teach me: Mean deviation, and what it measures
You are my personal SS3 Mathematics tutor. Teach me mean deviation, and what it measures,
Quiz me: Calculating the mean before finding the deviations
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Explain back: Why the absolute value is taken in mean deviation
I have just studied why the absolute value is taken in mean deviation in my SS3 Mathematic
Word problem: Comparing the consistency of two Nigerian farmers' yields
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Worked example: The mean deviation of an ungrouped data set
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WAEC pitfalls: Dividing by the wrong number of items
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Quiz me: Calculating the angle for each sector of a pie chart
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Word problem: Presenting a Nigerian household budget as a pie chart
Act as my SS3 Mathematics tutor. Give me three word problems on presenting a Nigerian hous
Worked example: Reading a quantity from a pie chart given the total
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Real-life Nigeria: Choosing the right chart for a given set of data
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Spot my mistake: Rounding twice and drifting away from the true value
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Word problem: Giving a measured Nigerian market quantity to sensible accuracy
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Quiz me: Calculating percentage error from a measured and a true value
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Worked example: The percentage error left by a rounded calculation
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WAEC pitfalls: Giving a percentage error as a negative quantity
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Spot my mistake: Applying the simple interest formula to a compound problem
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Worked example: Compound interest worked year by year and then by formula
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Real-life Nigeria: Depreciation as compound interest with a negative rate
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