STAT 101 QUESTIONS AND ANSWERS GRADED A+ 2024/2025

STAT 101

statistics (plural) - ANSnumerical characteristic taken from a group

Statistics (singular) - ANSbranch of science that deals with COAIP

COAIP - ANScollection
organization
analysis
interpretation
presentation of data

population - ANScollection of all elements under consideration in a statistical inquiry

sample - ANSsubset of population

variable - ANScharacteristics that can assume different values

observation - ANSrealized value of variable

data - ANScollection of observations

summary measure - ANSsingle numeric figure that describes a particular feature of the whole
collection

parameter - ANSsummary measure of population

statistic - ANSsummary measure of sample

theoretical statistics - ANSstatistical theories
mathematical functions
understanding rationale

applied statistics - ANSCOAIP

descriptive statistics - ANSdescribe the collection or data on hand

inferential statistics - ANSinfer on the characteristics of the population where sample came from

statistical inquiry - ANSdesign research that provides information needed to solve a problem

steps in stat inquiry - ANS-identify problem