Data Collection (Cambridge (CIE) O Level Geography)

Revision Note

Bridgette Barrett

Written by: Bridgette Barrett

Reviewed by: Jenna Quinn

Data Collection

Health and safety in the field

  • Carry out a risk assessment on the area you have chosen

  • Identify any hazards and ways they can be dealt with

  • Dress appropriately to keep warm and dry. If sun is forecast, bring and wear sun screen and a hat

  • Contact details - always have a contact/meeting point, an emergency contact number and your school's telephone number

  • Check weather forecast for the area

  • Make sure all mobile phones are fully charged with emergency numbers already uploaded and on speed dial if possible

  • Have designated rendezvous points and emergency contacts

  • River work 

    • Do not push people or otherwise mess about in water

    • Take extreme care near river banks, especially where the ground is steep or wet

    • Wear suitable footwear at all times

    • Do not swim in the water 

  • Coastal fieldwork

    • Check high and low tide times

    • Use dedicated footpaths to access the beach

    • Don’t climb on groynes or sea defence structures

    • Do not handle beach litter, wear gloves when picking up pebbles

    • Stay at least one metre away from the tide line and keep an eye on the waves

    • Do not enter the sea under any circumstances

    • Stay in pairs/threes and in visual contact with a member of staff at all times

  • Town centre

    • Ensure that you have the contact numbers for staff and that they have your mobile phone number too

    • Ensure your mobile phone is charged and in credit

    • Use the map in your pack to familiarise yourself with the area

    • Stay with your group at all times – no one should be on their own at any time

    • Keep valuables concealed – digital cameras are brought at your own risk

    • Only question people you are comfortable talking to and who are happy to help you

    • Avoid asking the same person as another group working in the same area

    • Use the pedestrian crossing where possible

  • Equipment

    • Check all equipment is working and that you have enough for each student/group and some spares 

    • Make sure you know how to use specific equipment and/or any recording sheets provided

    • Ensure you practice using the equipment in a safe environment before taking it out in the field

    • Where laptops and smartphones are to be used and internet access is needed, check out that this is possible

    • If apps are to be used, make sure these are downloaded onto each piece of equipment

Data collection

  • Data collected by the student within their fieldwork is primary data. 

  • Examples of primary data can include:

    • Questionnaire data

    • River data - width, depth etc...

    • Video/audio recordings

    • Photographs

    • Interview information 

  • Data collected by someone else but used by the student in their enquiry is secondary data

  • Examples of secondary data can include:

    • Census results

    • Weather data 

    • Old photographs

    • Maps

    • Newspaper articles

    • Websites

 

Strengths

Limitations

Primary Data

  • Know that the data is reliable and valid

  • The data is specific to the enquiry

  • As much data as needed can be collected

  • The method of the collection is known

  • It is up to date

  • Time-consuming

  • May need specialist equipment/resources

  • The sample size needs to be large to be accurate

Secondary Data

  • Easy to access

  • Low cost or free

  • Can be accessed quickly

  • A large amount of data sources are available

  • It is not specific to the enquiry

  • No control over the data quality

  • Data may be biased

  • Data may be out of date

  • Data which records quantities is quantitative data

  • Examples of quantitative data are:

    • Numerical data collected in questionnaires

    • Traffic counts

    • Environmental quality surveys

    • River data - velocity, discharge

    • Weather data

  • Data which records descriptive information is qualitative data

  • Examples of qualitative data:

    • Field sketches and photographs

    • Non-numeric questionnaire data

    • Interview answers

Questionnaires and interviews

  • When collecting data via questionnaires or interviews a number of questioning types can be used:

    • Closed questions where answers are limited to single words, numbers or a list of options

    • Statements which use a scale to gauge people's views. For example, strongly agree/agree 

    • Open questions where the respondent can give any answer

  • Questionnaires can be used to gather a large sample of data

  • Interviews are more in-depth and tend to be used to gather a smaller data sample

Environmental quality surveys

  • These are used to collect data about the environmental quality of different sites

  • They use the judgement of the person conducting the survey to assess environmental quality against a range of indicators

    • Using a sliding scale (1 -5) or bipolar scale (-3 to 3)

    • Usually, the lower the score the more negative the assessment of the environmental quality

  • They are subjective because they are based on the opinion of the person completing them

  • This can be reduced by:

    • Completing in small groups to reach a consensus regarding the score

    • Using the mode of EQS completed by a number of students

  • They produce quantitative data

 

Strengths

Limitations

Quantitative Data

  • Possible to have a larger sample size

  • Information can often be collected quickly

  • Data collection can be duplicated 

  • More objective than qualitative data

  • More reliable than qualitative data

  • The meaning behind the results is not clear

  • Human error or equipment error can lead to mistakes in measurement

Qualitative Data

  • More in-depth than quantitative data

  • More valid than quantitative data

  • Often a small sample size

  • Enquiries are not easy to duplicate

  • Difficult to make comparisons

  • Low reliability

  • Time-consuming

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Bridgette Barrett

Author: Bridgette Barrett

Expertise: Geography Lead

After graduating with a degree in Geography, Bridgette completed a PGCE over 25 years ago. She later gained an MA Learning, Technology and Education from the University of Nottingham focussing on online learning. At a time when the study of geography has never been more important, Bridgette is passionate about creating content which supports students in achieving their potential in geography and builds their confidence.

Jenna Quinn

Author: Jenna Quinn

Expertise: Head of New Subjects

Jenna studied at Cardiff University before training to become a science teacher at the University of Bath specialising in Biology (although she loves teaching all three sciences at GCSE level!). Teaching is her passion, and with 10 years experience teaching across a wide range of specifications – from GCSE and A Level Biology in the UK to IGCSE and IB Biology internationally – she knows what is required to pass those Biology exams.