757 prompts matching "IGCSE Maths Y10: How big a sample should be, and why it matters — Explain It Bac"
Worked example: Estimating the median from a cumulative frequency curve
Act as my SS3 Mathematics tutor. Take me through one full worked example on estimating the
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
Practice set: Estimating quartiles and percentiles from an ogive
Act as my SS3 Mathematics tutor. Give me five practice questions on estimating quartiles a
Exam timing: A timed set of cumulative frequency questions
Act as my SS3 Mathematics tutor. Set me a timed run of questions on a timed set of cumulat
Teach me: Mean deviation, and what it measures
You are my personal SS3 Mathematics tutor. Teach me mean deviation, and what it measures,
Spot my mistake: Letting positive and negative deviations cancel
Act as my SS3 Mathematics tutor. Work a question on letting positive and negative deviatio
Worked example: The mean deviation of an ungrouped data set
Act as my SS3 Mathematics tutor. Take me through one full worked example on the mean devia
Practice set: The mean deviation of grouped data
Act as my SS3 Mathematics tutor. Give me five practice questions on the mean deviation of
Exam timing: A timed set of mean deviation calculations
Act as my SS3 Mathematics tutor. Set me a timed run of questions on a timed set of mean de
Quiz me: Calculating the angle for each sector of a pie chart
Act as my SS3 Mathematics tutor and quiz me on calculating the angle for each sector of a
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
Worked example: Reading a quantity from a pie chart given the total
Act as my SS3 Mathematics tutor. Take me through one full worked example on reading a quan
WAEC pitfalls: Comparing two pie charts of different totals directly
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on compari
Exam timing: A timed set of chart drawing and reading questions
Act as my SS3 Mathematics tutor. Set me a timed run of questions on a timed set of chart d
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
WAEC pitfalls: Dropping trailing zeros that are in fact significant
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on droppin
Practice set: Estimating an answer by rounding each quantity first
Act as my SS3 Mathematics tutor. Give me five practice questions on estimating an answer b
Exam timing: A timed set of approximation questions
Act as my SS3 Mathematics tutor. Set me a timed run of questions on a timed set of approxi
Teach me: Absolute error and percentage error defined
You are my personal SS3 Mathematics tutor. Teach me absolute error and percentage error de
Quiz me: Calculating percentage error from a measured and a true value
Act as my SS3 Mathematics tutor and quiz me on calculating percentage error from a measure