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Distributions and medians of likert scale ratings (#3120)
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* added arguments example

* added methods syntax argument

* added reference to vega-lite gallery

* adjust title underline lenght
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@thomend
thomend authored Jul 23, 2023
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277 changes: 277 additions & 0 deletions tests/examples_arguments_syntax/distributions_and_medians_of_likert_scale_ratings.py
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"""
Distributions and Medians of Likert Scale Ratings
-------------------------------------------------
Distributions and Medians of Likert Scale Ratings. (Figure 9 from @jhoffswell and @zcliu’s ‘Interactive Repair of Tables Extracted from PDF Documents on Mobile Devices’ – http://idl.cs.washington.edu/files/2019-InteractiveTableRepair-CHI.pdf).
Adapted from `Distributions and Medians of Likert Scale Ratings <https://vega.github.io/vega-lite/examples/layer_likert.html>`_.
"""
# category: distributions
import altair as alt
import pandas as pd

medians = pd.DataFrame(
[
{"name": "Identify Errors:", "median": 1.999976, "lo": "Easy", "hi": "Hard"},
{"name": "Fix Errors:", "median": 2, "lo": "Easy", "hi": "Hard"},
{
"name": "Easier to Fix:",
"median": 1.999969,
"lo": "Toolbar",
"hi": "Gesture",
},
{
"name": "Faster to Fix:",
"median": 2.500045,
"lo": "Toolbar",
"hi": "Gesture",
},
{
"name": "Easier on Phone:",
"median": 1.500022,
"lo": "Toolbar",
"hi": "Gesture",
},
{
"name": "Easier on Tablet:",
"median": 2.99998,
"lo": "Toolbar",
"hi": "Gesture",
},
{
"name": "Device Preference:",
"median": 4.500007,
"lo": "Phone",
"hi": "Tablet",
},
]
)

values = pd.DataFrame(
[
{"value": "P1", "name": "Participant ID", "id": "P1"},
{"value": 2, "name": "Identify Errors:", "id": "P1"},
{"value": 2, "name": "Fix Errors:", "id": "P1"},
{"value": 3, "name": "Easier to Fix:", "id": "P1"},
{"value": 4, "name": "Faster to Fix:", "id": "P1"},
{"value": 2, "name": "Easier on Phone:", "id": "P1"},
{"value": 5, "name": "Easier on Tablet:", "id": "P1"},
{"value": 5, "name": "Device Preference:", "id": "P1"},
{"value": 1, "name": "Tablet_First", "id": "P1"},
{"value": 1, "name": "Toolbar_First", "id": "P1"},
{"value": "P2", "name": "Participant ID", "id": "P2"},
{"value": 2, "name": "Identify Errors:", "id": "P2"},
{"value": 3, "name": "Fix Errors:", "id": "P2"},
{"value": 4, "name": "Easier to Fix:", "id": "P2"},
{"value": 5, "name": "Faster to Fix:", "id": "P2"},
{"value": 5, "name": "Easier on Phone:", "id": "P2"},
{"value": 5, "name": "Easier on Tablet:", "id": "P2"},
{"value": 5, "name": "Device Preference:", "id": "P2"},
{"value": 1, "name": "Tablet_First", "id": "P2"},
{"value": 1, "name": "Toolbar_First", "id": "P2"},
{"value": "P3", "name": "Participant ID", "id": "P3"},
{"value": 2, "name": "Identify Errors:", "id": "P3"},
{"value": 2, "name": "Fix Errors:", "id": "P3"},
{"value": 2, "name": "Easier to Fix:", "id": "P3"},
{"value": 1, "name": "Faster to Fix:", "id": "P3"},
{"value": 2, "name": "Easier on Phone:", "id": "P3"},
{"value": 1, "name": "Easier on Tablet:", "id": "P3"},
{"value": 5, "name": "Device Preference:", "id": "P3"},
{"value": 1, "name": "Tablet_First", "id": "P3"},
{"value": 0, "name": "Toolbar_First", "id": "P3"},
{"value": "P4", "name": "Participant ID", "id": "P4"},
{"value": 3, "name": "Identify Errors:", "id": "P4"},
{"value": 3, "name": "Fix Errors:", "id": "P4"},
{"value": 2, "name": "Easier to Fix:", "id": "P4"},
{"value": 2, "name": "Faster to Fix:", "id": "P4"},
{"value": 4, "name": "Easier on Phone:", "id": "P4"},
{"value": 1, "name": "Easier on Tablet:", "id": "P4"},
{"value": 5, "name": "Device Preference:", "id": "P4"},
{"value": 1, "name": "Tablet_First", "id": "P4"},
{"value": 0, "name": "Toolbar_First", "id": "P4"},
{"value": "P5", "name": "Participant ID", "id": "P5"},
{"value": 2, "name": "Identify Errors:", "id": "P5"},
{"value": 2, "name": "Fix Errors:", "id": "P5"},
{"value": 4, "name": "Easier to Fix:", "id": "P5"},
{"value": 4, "name": "Faster to Fix:", "id": "P5"},
{"value": 4, "name": "Easier on Phone:", "id": "P5"},
{"value": 5, "name": "Easier on Tablet:", "id": "P5"},
{"value": 5, "name": "Device Preference:", "id": "P5"},
{"value": 0, "name": "Tablet_First", "id": "P5"},
{"value": 1, "name": "Toolbar_First", "id": "P5"},
{"value": "P6", "name": "Participant ID", "id": "P6"},
{"value": 1, "name": "Identify Errors:", "id": "P6"},
{"value": 3, "name": "Fix Errors:", "id": "P6"},
{"value": 3, "name": "Easier to Fix:", "id": "P6"},
{"value": 4, "name": "Faster to Fix:", "id": "P6"},
{"value": 4, "name": "Easier on Phone:", "id": "P6"},
{"value": 4, "name": "Easier on Tablet:", "id": "P6"},
{"value": 4, "name": "Device Preference:", "id": "P6"},
{"value": 0, "name": "Tablet_First", "id": "P6"},
{"value": 1, "name": "Toolbar_First", "id": "P6"},
{"value": "P7", "name": "Participant ID", "id": "P7"},
{"value": 2, "name": "Identify Errors:", "id": "P7"},
{"value": 3, "name": "Fix Errors:", "id": "P7"},
{"value": 4, "name": "Easier to Fix:", "id": "P7"},
{"value": 5, "name": "Faster to Fix:", "id": "P7"},
{"value": 3, "name": "Easier on Phone:", "id": "P7"},
{"value": 2, "name": "Easier on Tablet:", "id": "P7"},
{"value": 4, "name": "Device Preference:", "id": "P7"},
{"value": 0, "name": "Tablet_First", "id": "P7"},
{"value": 0, "name": "Toolbar_First", "id": "P7"},
{"value": "P8", "name": "Participant ID", "id": "P8"},
{"value": 3, "name": "Identify Errors:", "id": "P8"},
{"value": 1, "name": "Fix Errors:", "id": "P8"},
{"value": 2, "name": "Easier to Fix:", "id": "P8"},
{"value": 4, "name": "Faster to Fix:", "id": "P8"},
{"value": 2, "name": "Easier on Phone:", "id": "P8"},
{"value": 5, "name": "Easier on Tablet:", "id": "P8"},
{"value": 5, "name": "Device Preference:", "id": "P8"},
{"value": 0, "name": "Tablet_First", "id": "P8"},
{"value": 0, "name": "Toolbar_First", "id": "P8"},
{"value": "P9", "name": "Participant ID", "id": "P9"},
{"value": 2, "name": "Identify Errors:", "id": "P9"},
{"value": 3, "name": "Fix Errors:", "id": "P9"},
{"value": 2, "name": "Easier to Fix:", "id": "P9"},
{"value": 4, "name": "Faster to Fix:", "id": "P9"},
{"value": 1, "name": "Easier on Phone:", "id": "P9"},
{"value": 4, "name": "Easier on Tablet:", "id": "P9"},
{"value": 4, "name": "Device Preference:", "id": "P9"},
{"value": 1, "name": "Tablet_First", "id": "P9"},
{"value": 1, "name": "Toolbar_First", "id": "P9"},
{"value": "P10", "name": "Participant ID", "id": "P10"},
{"value": 2, "name": "Identify Errors:", "id": "P10"},
{"value": 2, "name": "Fix Errors:", "id": "P10"},
{"value": 1, "name": "Easier to Fix:", "id": "P10"},
{"value": 1, "name": "Faster to Fix:", "id": "P10"},
{"value": 1, "name": "Easier on Phone:", "id": "P10"},
{"value": 1, "name": "Easier on Tablet:", "id": "P10"},
{"value": 5, "name": "Device Preference:", "id": "P10"},
{"value": 1, "name": "Tablet_First", "id": "P10"},
{"value": 1, "name": "Toolbar_First", "id": "P10"},
{"value": "P11", "name": "Participant ID", "id": "P11"},
{"value": 2, "name": "Identify Errors:", "id": "P11"},
{"value": 2, "name": "Fix Errors:", "id": "P11"},
{"value": 1, "name": "Easier to Fix:", "id": "P11"},
{"value": 1, "name": "Faster to Fix:", "id": "P11"},
{"value": 1, "name": "Easier on Phone:", "id": "P11"},
{"value": 1, "name": "Easier on Tablet:", "id": "P11"},
{"value": 4, "name": "Device Preference:", "id": "P11"},
{"value": 1, "name": "Tablet_First", "id": "P11"},
{"value": 0, "name": "Toolbar_First", "id": "P11"},
{"value": "P12", "name": "Participant ID", "id": "P12"},
{"value": 1, "name": "Identify Errors:", "id": "P12"},
{"value": 3, "name": "Fix Errors:", "id": "P12"},
{"value": 2, "name": "Easier to Fix:", "id": "P12"},
{"value": 3, "name": "Faster to Fix:", "id": "P12"},
{"value": 1, "name": "Easier on Phone:", "id": "P12"},
{"value": 3, "name": "Easier on Tablet:", "id": "P12"},
{"value": 3, "name": "Device Preference:", "id": "P12"},
{"value": 0, "name": "Tablet_First", "id": "P12"},
{"value": 1, "name": "Toolbar_First", "id": "P12"},
{"value": "P13", "name": "Participant ID", "id": "P13"},
{"value": 2, "name": "Identify Errors:", "id": "P13"},
{"value": 2, "name": "Fix Errors:", "id": "P13"},
{"value": 1, "name": "Easier to Fix:", "id": "P13"},
{"value": 1, "name": "Faster to Fix:", "id": "P13"},
{"value": 1, "name": "Easier on Phone:", "id": "P13"},
{"value": 1, "name": "Easier on Tablet:", "id": "P13"},
{"value": 5, "name": "Device Preference:", "id": "P13"},
{"value": 0, "name": "Tablet_First", "id": "P13"},
{"value": 0, "name": "Toolbar_First", "id": "P13"},
{"value": "P14", "name": "Participant ID", "id": "P14"},
{"value": 3, "name": "Identify Errors:", "id": "P14"},
{"value": 3, "name": "Fix Errors:", "id": "P14"},
{"value": 2, "name": "Easier to Fix:", "id": "P14"},
{"value": 2, "name": "Faster to Fix:", "id": "P14"},
{"value": 1, "name": "Easier on Phone:", "id": "P14"},
{"value": 1, "name": "Easier on Tablet:", "id": "P14"},
{"value": 1, "name": "Device Preference:", "id": "P14"},
{"value": 1, "name": "Tablet_First", "id": "P14"},
{"value": 1, "name": "Toolbar_First", "id": "P14"},
{"value": "P15", "name": "Participant ID", "id": "P15"},
{"value": 4, "name": "Identify Errors:", "id": "P15"},
{"value": 5, "name": "Fix Errors:", "id": "P15"},
{"value": 1, "name": "Easier to Fix:", "id": "P15"},
{"value": 1, "name": "Faster to Fix:", "id": "P15"},
{"value": 1, "name": "Easier on Phone:", "id": "P15"},
{"value": 1, "name": "Easier on Tablet:", "id": "P15"},
{"value": 5, "name": "Device Preference:", "id": "P15"},
{"value": 1, "name": "Tablet_First", "id": "P15"},
{"value": 0, "name": "Toolbar_First", "id": "P15"},
{"value": "P16", "name": "Participant ID", "id": "P16"},
{"value": 1, "name": "Identify Errors:", "id": "P16"},
{"value": 3, "name": "Fix Errors:", "id": "P16"},
{"value": 2, "name": "Easier to Fix:", "id": "P16"},
{"value": 2, "name": "Faster to Fix:", "id": "P16"},
{"value": 1, "name": "Easier on Phone:", "id": "P16"},
{"value": 4, "name": "Easier on Tablet:", "id": "P16"},
{"value": 5, "name": "Device Preference:", "id": "P16"},
{"value": 0, "name": "Tablet_First", "id": "P16"},
{"value": 1, "name": "Toolbar_First", "id": "P16"},
{"value": "P17", "name": "Participant ID", "id": "P17"},
{"value": 3, "name": "Identify Errors:", "id": "P17"},
{"value": 2, "name": "Fix Errors:", "id": "P17"},
{"value": 2, "name": "Easier to Fix:", "id": "P17"},
{"value": 2, "name": "Faster to Fix:", "id": "P17"},
{"value": 1, "name": "Easier on Phone:", "id": "P17"},
{"value": 3, "name": "Easier on Tablet:", "id": "P17"},
{"value": 2, "name": "Device Preference:", "id": "P17"},
{"value": 0, "name": "Tablet_First", "id": "P17"},
{"value": 0, "name": "Toolbar_First", "id": "P17"},
]
)

y_axis = alt.Y(
"name",
axis=alt.Axis(
title=None,
offset=50,
labelFontWeight="bold",
ticks=False,
grid=True,
domain=False,
),
)

base = alt.Chart(
medians,
).encode(y_axis)

bubbles = (
alt.Chart(values)
.transform_filter(
(alt.datum.name != "Toolbar_First")
& (alt.datum.name != "Tablet_First")
& (alt.datum.name != "Participant ID")
)
.mark_circle(color="#6EB4FD")
.encode(
alt.X(
"value:Q",
title=None,
),
y_axis,
alt.Size(
"count()",
legend=alt.Legend(offset=75, title="Number of ratings"),
),
tooltip=[alt.Tooltip("count()", title="Number of ratings")],
)
)

ticks = base.mark_tick(color="black").encode(
alt.X(
"median:Q",
axis=alt.Axis(grid=False, values=[1, 2, 3, 4, 5], format=".0f"),
scale=alt.Scale(domain=[0, 6]),
)
)


texts_lo = base.mark_text(align="right", x=-5).encode(text="lo")

texts_hi = base.mark_text(align="left", x=255).encode(text="hi")

(bubbles + ticks + texts_lo + texts_hi).properties(
title="Questionnaire Ratings", width=250, height=175
).configure_view(stroke=None)
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