Hello folks! welcome back to a new edition of our tutorial on PHP. In this tutorial guide, we are going to be studying about the PHP stats_skew() Function.
The built-in stats_skew() function computes the skewness of the data in the array.
The built-in stats_skew() function computes the skewness of the data in the array.
Syntax
Following below is the syntax to use this function -
float stats_skew( array $a )
Parameter Details
Sr.No | Parameter | Description |
---|---|---|
1 | a | The input array |
Return Value
This PHP function returns the skewness of values in a or false if a is empty or is not an array.
Dependencies
This built-in function was first introduced in statistics extension (PHP version 4.0.0 and PEAR v1.4.0). In this tutorial guide, we used the latest release of stats-2.0.3 (PHP v7.0.0 or newer and PEAR version 1.4.0 or newer).
Example1
The below example returns the skewness of values in an array -
<?php var_dump(sprintf("%2.9f", stats_skew(array(99,333,5, 7, 2, 4)))); ?>
Output
When the above code is executed, it will produce the following result -
string(11) "1.505674536"
Example2
Following is an error case. In the following example, we have passed an empty array. A warning is shown in logs -
<?php // error cases var_dump(stats_skew(array())); // empty array ?>
Output
The above code will produce the following result and a warning in logs PHP Warning: stats_skew(): The array has zero elements
bool(false)
Alright guys! This is where we are going to be rounding up for this tutorial post. In our next tutorial, we will be studying about the PHP stats_standard_deviation() Function.
Feel free to ask your questions where necessary and we will attend to them as soon as possible. If this tutorial was helpful to you, you can use the share button to share this tutorial.
Follow us on our various social media platforms to stay updated with our latest tutorials. You can also subscribe to our newsletter in order to get our tutorials delivered directly to your emails.
Thanks for reading and bye for now.
Feel free to ask your questions where necessary and we will attend to them as soon as possible. If this tutorial was helpful to you, you can use the share button to share this tutorial.
Follow us on our various social media platforms to stay updated with our latest tutorials. You can also subscribe to our newsletter in order to get our tutorials delivered directly to your emails.
Thanks for reading and bye for now.