Statistics/Basic: Difference between revisions

</pre>

=={{header|RPL}}==

Built-in statistics functions in RPL relies on a specific array named <code>∑DAT</code>, which is automatically generated when the first record is created by the word <code>∑+</code>.

{{works with|Halcyon Calc|4.2.8}}

{| class="wikitable"

! RPL code

! Comment

|-

|

≪

CL∑ 1 n '''START''' RAND ∑+ '''NEXT'''

MEAN SDEV

{ 10 } 0 CON

1 n '''FOR''' j

∑DAT j { 1 } + GET

10 * 1 + FLOOR DUP2 GET 1 + PUT

'''NEXT'''

{ } 1 10 '''FOR''' j

OVER j GET 3 PICK RNRM / 20 *

"0." j 1 - →STR + "= " + 1 ROT '''START''' "*" + '''NEXT''' +

'''NEXT'''

≫ ≫ ‘<span style="color:blue">TASK</span>’ STO

|

<span style="color:blue">TASK</span> ''( #samples → statistics... ) ''

Generate and store samples in the statistics database

The easy part of the task

Create a 10-cell vector

Scan the database

Read the nth record

Increment the related cell

Generate histogramme

RNRM returns the max value of the 10-cell vector

|}

1000 <span style="color:blue">TASK</span>

{{out}}

<pre>

4: 0.492756012687

3: 0.29333176137

2: [ 120 100 90 86 112 113 90 87 97 105 ]

1: { "0.0= ********************"

"0.1= ****************"

"0.2= ***************"

"0.3= **************"

"0.4= ******************"

"0.5= ******************"

"0.6= ***************"

"0.7= **************"

"0.8= ****************"

"0.9= *****************" }