TOPIC 1 & 2 (DEFINITIONS) Flashcards
Any process that allows researchers to obtain observations
Experiment
Each outcome in a sample space
Element or Member
Finite or countable infinite eet of outcomes
Discrete
Contains and interval (either finite or infinite) of real numbers
Continuous
Any collection of results or outcomes of an experiment, a subset of sample space
Event
It is used to define outcomes of interest from a random experiment
Event
Event containing all the elements that belongs to A or B or Both
Union
Event containing all elements that are common to A and B
Intersection
Set containing all the elements in the universal set that are not members of A
Complement
Represent a sample space and events in a sample space
Venn Diagram
Outcome or an event that cannot be broken down any further
Simple Event
An event combining two or more si.ple events
Compound Event
No elements in common
Mutually Exclusive/ Disjoint
Ordered sequence of the elements
Permutation
The number of permutations of n distinct objects is n!
Factorial Rule
The number of permutations of n distinct objects taken r at a time
Permutation of Subsets (nPr)
Number of distinct permutations of n things of which n1 are of one lind, n2 of a second kins
Permutation of Similat Objects (n!/n1!..nk!
The number of permutations of n objects atranged in a circle
Circular Permutation (n-1)!
The number of combinations of n distinct objects taken r at a time
Combination (nCr)
An outcome of an experiment is
Observation or measurement
A mathematical concept that is used to measure the certainty and uncertainty of occurence of statistical phenomena
Probability
