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Provided the details regarding the sale prices of baseball cards from the 1960s:
It's established that they display a
skewed-right distribution
The average sale price is $5.25
The standard deviation measures $2.80.
If we draw a random sample of 100 cards
from that era:
The distribution will be Normal
The mean will remain at $5.25
The standard error turns out to be $0.28
La respuesta es 4,13 al problema.
Answer:
150 short-sleeve shirts were ordered
100 long-sleeve shirts were ordered