Answer: the mean value is 67
Explanation:
min 50, median 65, mean 67, max90
Answer:
the mean is 67
50+60=110
110+80=190
190+60=250
250+70=320
320+55=375
375+85=460
460+70=530
530+90=620
620+50=670
670 divided by 10=67
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