755 prompts matching "Why the probabilities in a distribution must sum to one"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
Finding a missing intersection from set sizes
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on find
Shading regions on a Venn diagram
I am in SS 1. Quiz me with 5 short Additional Maths questions on shading specific regions
Set difference A minus B
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on what
Survey word problem using a two-set Venn diagram
I am in SS 1. Teach me a classic survey word problem, such as a group of students where so
Finite and infinite sets
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on the
Universal set and its role in set problems
I am in SS 1. Teach me what a universal set is and how it affects the answer to complement
Logical reasoning with 'and' versus 'or' in sets
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Number of elements in a set from a Venn diagram region count
I am in SS 1. I'm going to explain counting n(A only), n(B only) and n(A and B) separately
Explaining Venn diagram vocabulary in my own words
I am in SS 1. Teach me the key vocabulary of Venn diagrams and set notation such as univer
Full WAEC-style set theory past question
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on a co
Sets applied to a school subject survey
Teach me a realistic Nigerian secondary school context question, such as a survey of SS1 s
Set theory laws: commutative and associative
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on the
Logical reasoning puzzle solved using sets
I am in SS 1. I'm going to explain a short logical reasoning puzzle about groups of people
Recognising arithmetic vs geometric sequences
I am in SS 1. Teach me how to tell from a list of numbers whether a sequence is arithmetic
Word problem: arithmetic sequence in a savings context
I am in SS 1. Teach me a real-life word problem modelled by an arithmetic sequence, such a
Solving for x when three terms are in arithmetic progression
I am in SS 1. I attempted an Additional Maths question on finding the value of x given tha
Solving for x when three terms are in geometric progression
I am in SS 1. Teach me finding the value of x given that three algebraic expressions in x
Comparing arithmetic and geometric growth over time
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on comp
Finding which term of a sequence equals a given value
I am in SS 1. Teach me finding which term number in an arithmetic or geometric sequence is
Series exam question with show all working
I am in SS 1. I'm going to explain a full Cambridge/Additional Maths style series question