Statistics Flashcards
(31 cards)
Is a branch of science that deals with studies
involving collection, organization, presentation,
analysis, interpretation, and drawing conclusions
from the data
STATISTICS
Is a characteristic of a population or
samples which makes one different from
the other.
VARIABLES
consists of higher
degree of analysis, interpretation and
inferences.
INFERENTIAL STATISTICS
consist of the
collection, organization, presentation and
analysis of data.
DESCRIPTIVE STATISTICS
is a part of a population that has
the same characteristics of the given
population.
SAMPLE
refers to a large collection of
objects, persons, or things.
POPULATION
Are data that can be placed into categories
according to their characteristics or
attributes.
QUALITATIVE
are data which are numerical in nature.
These data can be ordered or ranked.
QUANTITATIVE
Assumes values that can be counted, and
their values are represented by counting
numbers only.
DISCRETE VARIABLES
is one which can assume all variables
between any two specific values are
obtained through measurement.
CONTINUES VARIABLE
is what is being measured or tested in an experiment
DEPENDENT VARIABLE
is the factor that is manipulated to observe its effect on the dependent variable.
İNDEPENDENT VARIABLE
is a measurable characteristic or constant of an entire population, such as the population mean or standard deviation, used to describe its distribution.
PARAMETER
is any value or measurement obtained from a sample. It is an estimate of the parameter.
STATISTICS
Data is categorized with a clear order or ranking, but the intervals between values are not meaningful
ORDINAL LEVEL
Data is categorized without any order or ranking.
NOMINAL LEVEL
Data has ordered categories with meaningful and equal intervals, but no true zero point
INTERVAL LEVEL
Data has all the properties of interval data, with a meaningful zero point, allowing for the comparison of absolute magnitudes
RATIO LEVEL
data collection is a qualitative research technique used to gather in-depth information from participants through structured, semi-structured, or unstructured
conversations.
INTERVIEW METHOD
The researcher distributes the questionnaires either personally or by mail and collects them by the same process.
The researcher can save a lot of time and energy.
QUESTIONNAIRES METHOD
This method of collecting data is governed by our existing laws
REGISTRATION METHOD
Is used to find out the cause-and-effect relationship of certain phenomena under controlled conditions.
EXPERIMENTAL METHOD
The researcher may observe subjects individually or group of individuals to obtain data and information related to the objectives of the investigation.
OBSERVATION METHOD
The researcher may ask or invite individuals to send text opinions on certain issues or send in their brand preferences on a particular product using their cellphones.
TEXTING METHOD