757 prompts matching "Calculating an estimate of the mean for grouped"
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
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on giving
Worked example: Testing the vertices of the feasible region
Act as my SS3 Mathematics tutor. Take me through one full worked example on testing the ve
Word problem: Reading the number above a threshold from an ogive
Act as my SS3 Mathematics tutor. Give me three word problems on reading the number above a
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
WAEC pitfalls: Dividing by the wrong number of items
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on dividin
Teach me: Significant figures, and how to count them
You are my personal SS3 Mathematics tutor. Teach me significant figures, and how to count
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
Spot my mistake: Applying the simple interest formula to a compound problem
Act as my SS3 Mathematics tutor. Work a question on applying the simple interest formula t
WAEC pitfalls: Using the rate as a whole number instead of a decimal
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on using t
Quiz Me: Practical problems on distance on the earth
Act as my SS3 Maths tutor. Give me a rapid-fire quiz on practical problems on distance on
Quiz Me: Trigonometric ratios of special angles (30, 45, 60 degrees)
Act as my SS3 Maths tutor. Give me a rapid-fire quiz on trigonometric ratios of special an
Explain back: Why standard deviation measures spread better than the range does
I have just studied why standard deviation measures spread better than the range does in m
Explain back: The condition on the common ratio for a sum to infinity to exist
I have just studied the condition on the common ratio for a sum to infinity to exist in my
Explain back: Finding an endpoint when the midpoint and one end are known
I have just studied finding an endpoint when the midpoint and one end are known in my SS3
Explain back: Repeated multiplication of the fractional part by the new base
I have just studied repeated multiplication of the fractional part by the new base in my S
Explain back: Rearranging the cosine rule to find an unknown angle
I have just studied rearranging the cosine rule to find an unknown angle in my SS3 Mathema
Spot My Mistake: The relationship between indices and logarithms
Act as my SS3 Maths tutor. Look at my attempt at the relationship between indices and loga
Worked example: An equation modulo 12 solved on the clock face
Act as my SS3 Mathematics tutor. Take me through one full worked example on an equation mo
Worked example: The angle between a line and a plane
Act as my SS3 Mathematics tutor. Take me through one full worked example on the angle betw