Online Basic Definitions on Statistics

These are "Online Basic Definitions on Statistics". It can boost vocabulary in Bio-Statistics.
It can also enhance basic knowledge of Bio-Statisticstics.

1. What is "A Population"?

A population1 - It is any specific collection of objects of interest.

2. What is "A measurement and sample data"?

"A measurement" is a number or attribute computed for each member of a population or of a sample.

3. What is "Parameter and statistic"?

'A parameter' is a number that summarizes some aspect of the population as a whole. 'A statistic' is a number computed from the sample data.

4. What is "Statistics"?

'Statistics' is a collection of methods for collecting, displaying, analyzing, and drawing conclusions from data.

5. What is "Descriptive statistics"?

'Descriptive statistics' is the branch of statistics that involves organizing, displaying, and describing data.

6. What is "Inferential statistics"?

'Inferential statistics' is the branch of statistics that involves drawing conclusions about a population based on information contained in a sample taken from that population.

7. What is "Qualitative data"?

'Qualitative data' are measurements for which there is no natural numerical scale, but which consist of attributes, labels, or other nonnumerical characteristics.

8. What is "Quantitative data"?

'Quantitative data' are numerical measurements that arise from a natural numerical scale.

9. What is "Sample and Census"?

"A sample" is any subset or subcollection of the population, including the case that the sample consists of the whole population, in which case it is termed "a census".

10. What is "sample data"?

The measurements of sample elements are collectively called "the sample data".

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