[lp_math_mean]
| Link | lp_math_mean |
| Author | Bil Corry |
| Category | Math |
| Version | 8.x |
| License | Public Domain |
| Posted | 03 Dec 2005 |
| Updated | 04 Dec 2005 |
| More by this author... | |
Description
Returns the mean average value given an array of values.
Note: Requires [lp_decimal_precisionSet]
Sample Usage
lp_math_mean: (:1,2,3,4), 2;
Source Code
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[
define_tag:'lp_math_mean',
-description='Returns the mean average value given an array of values.',
-priority='replace',
-required='numbers', -type='array',
-optional='precision';
// did we get a precision?
if:!(local_defined:'precision');
// nope, set it to zero
local:'precision' = 0;
/if;
local:'return' = decimal;
iterate: #numbers, local:'number';
#return += (decimal: #number);
/iterate;
// return the average
return: (lp_decimal_precisionSet: (decimal:((decimal:#return) / (decimal:(#numbers->size)))), (integer:#precision));
/define_tag;
]
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