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sri340
Average Member

USA
18 Posts

 Posted - 03/10/2009 :  14:03:32 The accompanying table represents the number of cell phone minutesused for one week by 23 users.Number ofMinutes 71–80 61–70 51–60 41–50 31–40Number ofUsers 10 7 2 3 1Which interval contains the median?

Ultraglide

299 Posts

 Posted - 03/10/2009 :  15:05:08 The median is the middle value when the numbers are ranked from highest to lowest. If there are an even number of entries, take the mean (average) of the middle 2.

anonmeans
Senior Member

USA
37 Posts

 Posted - 03/10/2009 :  19:55:49 quote:Originally posted by sri340The accompanying table represents the number of cell phone minutes used for one week by 23 users.```Number of Minutes 71–80 61–70 51–60 41–50 31–40 Number of Users 10 7 2 3 1```Which interval contains the median?At a guess, you're supposed to list out the number of users in each interval, or at least count them out. You have:. . .10 + 7 + 2 + 3 + 1 = 23 usersIf you list the numbers from "1" to "23", what is the median value?In which interval of "number of minutes" would you reach this person in line? Edited by - anonmeans on 03/10/2009 19:56:47
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