An instructor says that your test grade produced a very large positive z-score. (a) How well did you do on the test? (b) What do you know about your raw score's relative frequency? (c) What does it mean if YOU SCored at the 80th nercentile? (d) What distri.

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Need help with part c and d.
. An instructor says that your test grade produced a
very large positive z-score. (a) How well did you do
on the test? (b) What do you know about your raw
score's relative frequency? (c) What does it mean if
you scored at the 80th percentile? (d) What distri-
bution would the instructor examine to make the
conclusion in part c?
Transcribed Image Text:. An instructor says that your test grade produced a very large positive z-score. (a) How well did you do on the test? (b) What do you know about your raw score's relative frequency? (c) What does it mean if you scored at the 80th percentile? (d) What distri- bution would the instructor examine to make the conclusion in part c?
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