BASIC STATISTIC AND DATA COLLECTION

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BASIC STATISTIC AND DATA COLLECTION

Data collection and method

Registration : to update for some item of data by continuously collect

Reporting

Sample survey : partial of population, represent the population

Census : all observation unit

Statistical methods

Statistical interpretation

Statistical analysis

Data presentation

Data collection

Data variable

Quantitative : interval / ratio

Ratio Scale - Height - No of children

Interval Scale Temperature - I.Q

Qualitative : nominal scale / ordinal

Ordinal Scale (Ranking) - Satisfy - Pain

Nominal Scale (Classification) - Sex - Blood

Data collection tools

Questionnaire : text, figure (direct interview/ phone, post, mail etc)

Sensory Observation : behavior, VDO, camera, AV etc

Analyzer equipment : balance, pH meter, thermometer etc

Source of data

Tertiary : grouped/processed data

Secondary : collected data

Primary : direct from observation unit

Basic statistics

Inferential statistic

Descriptive statistic

Statistics

Statiscal data