stats Class Reference

Public Member Functions
	to_percentage_array ($raw_score_array, $max_marks)
	mean ($data_array)
	median ($data_array)
	spread ($data_array)
	min ($data_array)
	max ($data_array)
	graph ($raw_score, $percentage_interval, $total_mark)

Detailed Description

This class contains methods to do statistical calculations for the graph and associated data.

Member Function Documentation

graph	(		$raw_score,
			$percentage_interval,
			$total_mark
	)

Method to generate the graph PNG image. Calls upon stats_make_graph.php

max

(

$data_array

)

Method to calculate the maximum of a given array.

mean

(

$data_array

)

Method to calculate the mean of a given array.

median

(

$data_array

)

Method to calculate the median of a given array.

min

(

$data_array

)

Method to calculate the minimum of a given array.

spread

(

$data_array

)

Method to calculate the spread of a given array.

to_percentage_array	(		$raw_score_array,
			$max_marks
	)

Converts the given array into percentage.

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The documentation for this class was generated from the following file:

• /var/www/html/moodle/local/memplugin/stats_class.php