Answer on Question #55358 – Math – Statistics and Probability
Question
A question posted on the gamefaqs.com website on Aug. 1, 2011 asked visitors to the site " do you have a social life outside the internet?" 22% of 55,58 said "no" or "not really, most of my personal contact is online"
a) population
b) parameter
c) sampling frame
d) sample
e) method
f) left out
g) bias
Solution
a) population— all gamers in the world;
b) parameter—proportion who have a social life outside the internet;
c) sampling frame—none given; potentially all people with access to a web site;
d) sample—those visiting the Web site who responded;
e) method—voluntary response (no randomization employed);
f) left out— none given; potentially all people without access to web site;
g) bias—voluntary response sample. Those who visit the Web site and respond may be predisposed to a particular answer.
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