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# Re: st: how to draw a timeline bar failure figure.

 From Nick Cox To statalist@hsphsun2.harvard.edu Subject Re: st: how to draw a timeline bar failure figure. Date Fri, 25 Nov 2011 08:31:36 +0000

```Good clear question. Consider

gen id = _n

twoway rbar  fail_b fail_e id, horizontal barw(0.2) yla(1/5, ang(h)
val)  || ///
scatter id  fail_e, ms(none) mla(fail_r) mlabpos(12) mlabgap(*4) legend(off)

SJ-8-2  gr0034  . . . . . . . . . .  Speaking Stata: Between tables and graphs
(help labmask, seqvar if installed) . . . . . . . . . . . .  N. J. Cox
Q2/08   SJ 8(2):269--289
outlines techniques for producing table-like graphs

On Thu, Nov 24, 2011 at 11:37 PM, G. Dai <dgecon@gmail.com> wrote:

> To make my question easier to understand, let's take the following date:
> ************data begins*******
> clear
> set obs  5
> gen machine_id=""
> replace machine_id="A" in 1
> replace machine_id= "A" in 2
> replace machine_id= "B" in 3
> replace machine_id= "B" in 4
> replace machine_id= "C" in 5
>
> gen fail_begin_hour=.
> replace fail_begin_hour=0 in 1
> replace fail_begin_hour=15 in 2
> replace fail_begin_hour=3 in 3
> replace fail_begin_hour=16 in 4
> replace fail_begin_hour=9 in 5
>
> gen fail_end_hour=.
> replace fail_end_hour=15 in 1
> replace fail_end_hour=21 in 2
> replace fail_end_hour=13 in 3
> replace fail_end_hour=24 in 4
> replace fail_end_hour=17 in 5
>
> gen fail_reason=""
> replace fail_reason="Unhappy" in 1
> replace fail_reason="Nothappy" in 2
> replace fail_reason="Happy" in 3
> replace fail_reason="Very happy" in 4
> replace fail_reason="Too Happy" in 5
> ********data ends***************
> In this dataset, I have four variables and five obs. It tells which
> machin_id fails at which time period (from fail_begin_hour to
> fail_end_hour)  because of the fail_reason.
>
> What I'm trying to do is to draw a 'bar' graph with hours from 0 to 24
> as the X axis, and the machine_ID on the Y-axis, showing the time
> interval when the corresponding machine is failed.  And better, I want
> to show the reason of the fail just above the 'bar'.
>
> This seems an unusual figure, so any suggestions are appreciated.

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```