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Timeline for Z score interpretation

Current License: CC BY-SA 4.0

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Jul 2, 2020 at 21:17 vote accept CommunityBot
Jul 1, 2020 at 7:36 answer added hbadger19042 timeline score: 2
Jul 1, 2020 at 7:27 comment added user290096 @SeanRaleigh Its not from any text, I was trying to understand z-scores and could not grasp my head around the interpretation.
Jul 1, 2020 at 7:20 comment added user290096 @BruceET What I meant was that for example if we have 5 dollars to be divided among 2 people, we would divide 5/2 and the result would be 2.5, i.e. 2.5 dollars per person. Dividing it gave us how many dollars would go to one person. Similarly, 15 grades away from the mean per SD came from (distance of observation from mean)/SD, the way I thought, it would mean the distance of the observation from mean per SD.
Jul 1, 2020 at 7:20 comment added Sean Raleigh I am also confused by the claim about grades. Could you provide more context? Was this a quote from a larger passage? That might help clarify the meaning.
Jul 1, 2020 at 7:16 comment added BruceET Not sure I understand z-score is '15 grades away from the mean'. Values on a standardized scale no longer 'grades' in the original sense. (Standard scores measure in terms of standard deviations.)
Jul 1, 2020 at 7:10 review First posts
Jul 1, 2020 at 7:20
Jul 1, 2020 at 7:06 history asked user290096 CC BY-SA 4.0