Intro to fieldwork and rivers methodology

EXAMPLE: The channel width and depth of a river increase downstream.

Must be supported by direct evidence from the data.

A testable statement or prediction about a relationship between variables.

Critically assesses the fieldwork methods.

Suggests improvements to make the investigation more accurate or reliable.

Includes identifying and using specific equipment

Describes the fieldwork techniques used to collect data.

Requires a step-by-step description of how to collect high quality data,

You will state if the hypothesis was true or false

Bug spray and keep sensible distance

Stay in groups of 3 at all times

Seek safe shelter immediately

Apply sunscreen and drink water

Walk in single file with teacher

DISADVANTAGE: May not fully fit needs of student

EXAMPLE: Academic paper

collected in the field by a student

DISADVANTAGE: Time consuming

ADVANTAGE: Quick to access and use.

ADVANTAGE: Up to date data

EXAMPLE: Questionnaire

data already collected by someone else

Good for sampling an area or transect line

e.g. proportionate number of people of different age groups and genders.

E.g. every 5m or 5th person

Dividing the population into subgroups

Randomly selecting

at regular, same, or equal intervals.

Gives a snapshot of a much larger population

E.g. with no thought or process

Easy to select people to answer