649 prompts matching "IGCSE-style question: Testing whether two events are independent"
Teach me: What linear programming sets out to optimise
You are my personal SS3 Mathematics tutor. Teach me what linear programming sets out to op
Explain back: Shading the feasible region on a graph
I have just studied shading the feasible region on a graph in my SS3 Mathematics class. Le
Spot my mistake: Shading the wrong side of a boundary line
Act as my SS3 Mathematics tutor. Work a question on shading the wrong side of a boundary l
Teach me: Drawing a frequency polygon from a frequency table
You are my personal SS3 Mathematics tutor. Teach me drawing a frequency polygon from a fre
Explain back: Plotting a cumulative frequency curve at the upper class boundaries
I have just studied plotting a cumulative frequency curve at the upper class boundaries in
Spot my mistake: Plotting cumulative frequency at the class midpoint
Act as my SS3 Mathematics tutor. Work a question on plotting cumulative frequency at the c
Teach me: Mean deviation, and what it measures
You are my personal SS3 Mathematics tutor. Teach me mean deviation, and what it measures,
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
Spot my mistake: Letting positive and negative deviations cancel
Act as my SS3 Mathematics tutor. Work a question on letting positive and negative deviatio
Teach me: When a pie chart suits data better than a bar chart
You are my personal SS3 Mathematics tutor. Teach me when a pie chart suits data better tha
Explain back: Drawing a bar chart with equal bar widths
I have just studied drawing a bar chart with equal bar widths in my SS3 Mathematics class.
Spot my mistake: Drawing sector angles that do not total 360 degrees
Act as my SS3 Mathematics tutor. Work a question on drawing sector angles that do not tota
Teach me: Significant figures, and how to count them
You are my personal SS3 Mathematics tutor. Teach me significant figures, and how to count
Explain back: Decimal places and significant figures distinguished
I have just studied decimal places and significant figures distinguished in my SS3 Mathema
Spot my mistake: Rounding twice and drifting away from the true value
Act as my SS3 Mathematics tutor. Work a question on rounding twice and drifting away from
Teach me: Absolute error and percentage error defined
You are my personal SS3 Mathematics tutor. Teach me absolute error and percentage error de
Explain back: Why percentage error is more useful than absolute error
I have just studied why percentage error is more useful than absolute error in my SS3 Math
Spot my mistake: Dividing by the measured value instead of the true value
Act as my SS3 Mathematics tutor. Work a question on dividing by the measured value instead
Teach me: The simple interest formula and the symbols in it
You are my personal SS3 Mathematics tutor. Teach me the simple interest formula and the sy
Explain back: How compound interest differs from simple interest
I have just studied how compound interest differs from simple interest in my SS3 Mathemati