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Carter
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Published
By
Carter
Edited
Sep 30, 2022
1 star
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// Write your code to get the data here
{
var
month_crash_totals
=
d3
.
rollups
(
data
,
d
=>
d3
.
sum
(
d
,
(
d
)
=>
1
)
,
(
d
)
=>
d
.
dateTime
.
getMonth
(
)
)
.
map
(
(
[
month
,
crashes
]
)
=>
(
{
month
:
month
,
crashes
:
crashes
}
)
)
return
month_crash_totals
}
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// Write the code to get the data here .
{
var
cause_crash_totals
=
d3
.
rollups
(
data
,
d
=>
d3
.
sum
(
d
,
(
d
)
=>
1
)
,
(
d
)
=>
d
.
cause
)
.
map
(
(
[
cause
,
crashes
]
)
=>
(
{
date
:
cause
,
crashes
:
crashes
}
)
)
return
cause_crash_totals
}
Insert cell
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