Representing Data Flashcards

Mastery

1
Q

Frequency Distributions

Pereto distribution

Quartiles

A

jump height, weight, VO2

rich and poor Americans, research produced, writers writing books

  • used to describe a score’s position within a distribution divided into four equal parts (quarters) based off the median
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2
Q

Anscombe’s quartet was devised too…

A

we need to look at numbers, but visually plot out data, and graphics can tell you lots that the numbers cant

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3
Q

Bar Graph/Chart
* Visual representation of the quantity of some measure across one or more categorical variables using bars

Data is grouped in to… container

y axis
x axis

A

Bar Graph/Chart
* Visual representation of the quantity of some measure across one or more categorical variables using bars

Data is grouped in to nominal or ordinal container

y axis IV
x axis DV

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4
Q

Pie Graph/Chart
* Shows the … of categorical data using a proportional pie image.
Data can be either … or … data, where the full circle represents all possible outcomes or occurrences.(Therefore a percentage of all total outcomes)

A

Pie Graph/Chart
* Shows the relative size or proportion of categorical data using a proportional pie image.
Data can be either quantity or frequency data, where the full circle represents all possible outcomes or occurrences. (Therefore a percentage of all total outcomes)

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5
Q

3D graphs – things you don’t do!
* The third dimension is expected to represent data in a 3D graph, chart, etc.
* If you are using a 3D chart because it is “cool” beware you may lose marks!

A
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6
Q
  • Histogram
  • A graphical representation of the … of data
  • Using bars to represent … distribution
  • Line Graph
  • A graphical representation of the … of data
  • Using lines to represent … distribution
A
  • Histogram
  • A graphical representation of the distribution of data
  • Using bars to represent frequency distribution
  • Line Graph
  • A graphical representation of the distribution of data
  • Using lines to represent frequency distribution
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7
Q

how do we feel based on the differences in how they are represented

A
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8
Q

Florence Nightingale

A
  • Pioneer of Modern Nursing:
  • Revolutionizing Healthcare:
  • Statistical Innovator:
  • Advocate for Women’s Education:
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9
Q

Purpose of the rose diagrams - THEIR PURPOSE?

  • Deaths from expectable causes, injury, heart attack, accidents…
  • Deaths from war injuries
  • Preventable deaths, infection, disease, sanitation, drinking water. WINTER MONTHS

Labelled as Zymotic on the rose diagram:
1. Air or water borne (miasma)
2. Contact / inoculation
3. Diet
4. Parasitic

A
  • Raise awareness that most people “in the war” did not die from injury but instead infection and preventable disease!
  • Make this message very emotionally and powerfully!
  • Deaths from expectable causes, injury, heart attack, accidents…
  • Deaths from war injuries
  • Preventable deaths, infection, disease, sanitation, drinking water

Labelled as Zymotic on the rose diagram:
1. Air or water borne (miasma)
2. Contact / inoculation
3. Diet
4. Parasitic

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10
Q

Rose is more dramatic? pulls on heartstrings more?

A
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11
Q
A
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12
Q

Scatterplot
* Paired data set
* Relationship between two … Variables

RUNNERS? 5000m and 100m when switch events?

Time Series Graph/Chart

Correlation is not …!
eg.

A

Scatterplot
* Paired data set
* Relationship between two Ordinal or Interval/Ratio Variables

Time Series Graph/Chart
change over period of time

Correlation is not causation!
other lifestyle choices someone makes that isn’t included in study. vegetarians are more health focused

MURDER AND ICE CREAM SALES

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