STATISTICS, POPULATIONS AND SAMPLESBy 3th groupWHAT IS
DEFINITION OFSTATISTICSPOPULATIONSSAMPLESSTATISTICStaat (German)
StateStatista (Italian) Stateman
In the period of roman, statistic is descriptions of
quantitative which needed by state including taxation,
mobilizations, etc.a numerical measure that characterizes some
aspect of population or group of values known as random
variables.they are random variables because the outcomes of any
single measurement, trial, or experiment involving them cannot be
known ahead of time.the science and art of development an
application of the most effective methods of collecting, analyzing,
and interpreting quantitative data in such a manner that the
fallibility of conclusion and estimate may be by means of inductive
reasoning based on the mathematics of probability.GENERAL
DEFINITONACORDING TO ANDERSON4POPULATIONSSAMPLESgroup of all of
elements or the unit of observation from problems which
studied.While samples are group of part of populations which used
for explain characteristic of
populationsPOPULATIONSFINITEINFINITEFOR EXAMPLE
Population in classroom : 6 studentsSample : 2
studentsFINITETaken several of themINFINITEan oceanographer who
wants to determine the salt content of sea water using an
electronic probe is faced with in an infinite population because
there are an infinite number of places where he or she could place
the probe. TYPE OF DIAGRAMTALLY CHARTFREQUENCY TABLEName of
CarTallySuzukiHondaToyotaPoint5055708090Frequency23151810Frequency
TablePICTOGRAMMathematicsDepartmentPhysicDepartmentBiologyDepartmentChemistryDeparment
