739 prompts matching "IGCSE practice: Reading the modal class off a histogram"
WAEC pitfalls: Joining the plotted points of a curve with straight lines
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on joining
WAEC pitfalls: Giving a graphical answer to more accuracy than the scale allows
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Spot my mistake: Shading the wrong side of a boundary line
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Worked example: Testing the vertices of the feasible region
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WAEC pitfalls: Ignoring the non-negativity constraints
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Worked example: Estimating the median from a cumulative frequency curve
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Real-life Nigeria: Comparing two distributions from their ogives
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Quiz me: Calculating the mean before finding the deviations
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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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Real-life Nigeria: Choosing the right chart for a given set of data
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Teach me: Significant figures, and how to count them
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Spot my mistake: Rounding twice and drifting away from the true value
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Spot my mistake: Dividing by the measured value instead of the true value
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Word problem: The error in a described market measurement
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Worked example: The percentage error left by a rounded calculation
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Teach me: The simple interest formula and the symbols in it
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Spot my mistake: Applying the simple interest formula to a compound problem
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