• 0

A PHP Error was encountered

Severity: Warning

Message: Undefined array key "userid"

Filename: views/question.php

Line Number: 212


File: /home/statpmkj/public_html/application/views/question.php
Line: 212
Function: _error_handler

File: /home/statpmkj/public_html/application/controllers/Questions.php
Line: 416
Function: view

File: /home/statpmkj/public_html/index.php
Line: 315
Function: require_once

Population parameter of population statistics. 

In a national survey on substance abuse, Modifying 66.4 % 
of respondents who were full dash time college students aged 18 to 22 reported using alcohol within the past month.

Is the value a parameter of a statistic