Intro to fieldwork and rivers methodology

Suggests improvements to make the investigation more accurate or reliable.

A testable statement or prediction about a relationship between variables.

Describes the fieldwork techniques used to collect data.

You will state if the hypothesis was true or false

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

Must be supported by direct evidence from the data.

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

Critically assesses the fieldwork methods.

Includes identifying and using specific equipment

Bug spray and keep sensible distance

Walk in single file with teacher

Stay in groups of 3 at all times

Apply sunscreen and drink water

Seek safe shelter immediately

DISADVANTAGE: Time consuming

EXAMPLE: Academic paper

EXAMPLE: Questionnaire

collected in the field by a student

ADVANTAGE: Up to date data

data already collected by someone else

DISADVANTAGE: May not fully fit needs of student

ADVANTAGE: Quick to access and use.

Gives a snapshot of a much larger population

E.g. every 5m or 5th person

Dividing the population into subgroups

Easy to select people to answer

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

Randomly selecting

Good for sampling an area or transect line

E.g. with no thought or process

at regular, same, or equal intervals.