FUNDAMENTALS OF STATISTIC

Meer zoals dit

Chapter 14 Statistical analysis

door Gary Yu

ahmed hussain IT

door Ahmed Hussain Salih

Adverb

door Erick Mundo Rodriguez

oil

door Paola Gutierrez

RK12

171040780

NOOR LIYANA BINTI CHE JID

Measures of Central Tendency

Measure of Dispersion

FUNDAMENTALS OF STATISTIC

Accuracy and Precision

Precision : Determined by how reproducible is the measurement value.

Accuracy : Determined how close a measured value to its "true" value.

Types of Frequency Distribution Graphs

OGIVE

POLYGON of DATA

BAR GRAPH

Variance

Standard Deviation

Range,R= Xh-Xl

Histogram

Median

Subtopic

Mode=greatest frequency

Mean

Normal Distribution

Types of Data

Variable

Discrete vs Continuous

Continuous

any numeric value

information that can be measured on a continuum or scale

Discrete

based on count

information that can be categorized into a classification

Quantitative data

Measurement information

Attribute

Good/Bad

Qualitative data

binary in nature

Statistic

make informed decisions

understand statistical techniques underlying decisions that effects our lives and well- being

organize numerical information in the form of table,graphs, and charts;

A set of concepts,rules, and proscedures that help us :