2.4 : Data collection techniques and data analysis

Front

Typically, one square meter samples are selected for assessing the local distribution of plants or animals.

Back

Quadrat

Front

Organisms that do not move, such as plants or rocky shore species like the barnacle.

Back

Sedentary

Front

How often a specific species (e.g., plant) occurs in a sample.

Back

Frequency

Front

The cloudiness or haziness of collected water.

Back

Turbidity

Front

The number of individuals of a species living in a specific unit of area (e.g., square meter or mile).

Back

Population density

Front

The number of individuals in a population

Back

Population size

Front

A form with a series of questions for respondents to complete, designed to seek data for an investigation.

Back

Questionnaire

Front

Yes or no answers, or answers where the respondent can select an answer from tickable boxes.

Back

Closed question.

Front

Questions that allow the respondent to give a free-form answer with opinions and detailed information.

Back

Open question

Front

A survey carried out prior to a full-scale study, designed to identify areas of concern or areas for improvement before the full study is conducted.

Back

Pilot survey