Data Gathering Flashcards

1
Q

Physical gathering methods:

A

Beach profile, microclimate analysis, pebble/sediment analysis, slope analysis, soil analysis, stream analysis and vegetation analysis

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2
Q

Human gathering methods:

A

EQS, interviews, pedestrian and traffic surveys, questionnaires and land use mapping

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3
Q

Three types of sampling:

A

+ random
+ systematic (regular intervals)
+ stratified (specific characteristics)

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5
Q

How do you carry out a beach profile?

A

Ranging poles placed at each peak and trough, measuring tape stretched between them, clinometer held at red line

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6
Q

Consideration of a beach profile:

A

+ tides
+ weather (wind or rain)
+ ranging poles must be held straight and placed in the sand at a constant depth

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7
Q

How do you carry out a microclimate analysis?

A
You must record:
\+ temperature (thermometer)
\+ wind speed (anemometer)
\+ humidity (hygrometer)
\+ soil moisture (moisture meter)
Etc...
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8
Q

Considerations of a microclimate analysis:

A

+ the effects of vegetation
+ buildings
+ seasonal changes

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9
Q

How would you process the data found in a microclimate analysis?

A

Polar graph for wind
Line graph for temperature
Bar graph for rain

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10
Q

How do you carry out a pebble/sediment analysis?

A

Place quadrant, collect sediment, measure with calliper and use power scale index to classify

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11
Q

How do you process sediment analysis data?

A

+ power scale index as divided bar graph

+ Zing classification

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12
Q

How do you carry out a slope analysis?

A

Same as a beach profile

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13
Q

Considerations of slope analysis:

A

+ stratified sampling used to record significant gradient changes

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14
Q

How do you carry out a stream analysis?

A

Measure the width of the river, measure the river depth, calculate velocity with floating item and collect sediment with water bottle

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15
Q

Considerations of a stream analysis:

A

+ safety near water

+ rainfall events and patterns

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16
Q

How would you process data gathered from a stream analysis?

A

+ cross section
+ line graph for velocity
+ line graph for deposition

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17
Q

How do you carry out a vegetation analysis?

A

Place quadrat, record vegetation cover in one square, use identification sheet to indentify all species

18
Q

Considerations of a vegetation analysis:

A

+ carry out when plants are flowering and visit,e
+ take photos
+ random sampling

19
Q

How would you present vegetation analysis data?

A

+ kite diagram for cover

+ divided bar graph for species

20
Q

How do you carry out an environmental quality survey?

A

Create a table on iPad, visit site, rank each factor from 1 to 5 and then create total score

21
Q

Considerations of an EQS:

A

+ data is subjective
+ assumptions may be based on prior conceptions
+ same person must carry out the survey at all of the sites

22
Q

How would you process an EQS?

A

Use bipolar analysis

23
Q

How do you conduct interviews?

A

Prepare questions, ask members of public, tape record or write down answers and maintain social distancing

24
Q

Considerations of an interview:

A

+ hard to analyse statistically
+ time consuming
+ increasingly detailed results

25
Q

How would you process interview responses?

A

Quote

26
Q

How do you carry out pedestrian or traffic surveys?

A

Go to point of interest, use click counter to record number, record on recording sheet

27
Q

Considerations of pedestrian and traffic surveys?

A

+ must sample at peak and off-peak times
+ sample on different days and weeks
+ sample in different weather conditions
+ make a consistent rule of recording

28
Q

How would you process a pedestrian or traffic survey?

A

Prorational circles map

29
Q

How do you carry out a questionnaire?

A

Create questionnaire of specific questions, hand out in public or email, collate results

30
Q

Considerations of a questionnaire:

A
\+ time consuming
\+ not representative of whole population
\+ people might not respond 
\+ must be short enough not to become boring
\+ easy to answer questions
\+ carry out in busy area
31
Q

How would you process questionnaire data?

A

Sphere of influence or with a pie chart

32
Q

How do you carry out land use mapping?

A

Find acronym (RICEPOTS…), go to area or street view, record land use of each unit or open space, add to table, figure out percentages

33
Q

Considerations of land use mapping:

A

+ laborious so area can the large
+ might need to ask for permission
+ must have a rule of recording (bottoms of buildings, one pavement only…)

34
Q

How he ovule you process land use mapping data?

A

+ land use maps
+ percentage pie charts
+ divided bar graphs

35
Q

Considerations of a sediment analysis:

A

+ Sample size must be large to be representative
+ Index is subjective
+ Sampling must be systematic