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# Interpreting a $z$-Score: Alan's Bench Press Strength

APSTAT-RKEBKR

Alan's trainer told him that the standardized score ($z$-score) for his bench press is $1.3$ compared to other men his age.

Which is the best interpretation for this standardized score?

A

Alan's bench press is $1.30$ times the average bench press of other men his age.

B

Alan's bench press is $1.30$ above the average bench press for men his age

C

Alan's bench press is $1.30$ below the average bench press for men his age.

D

Alan's bench press is $1.30$ standard deviations above the average bench press for men his age.

E

Alan's bench press is $1.30$ standard deviations below the average bench press for men his age.