Stat Problem

The weekly demand for papa chubby's pizza on a Friday night is a random variable with mean 235 and standard deviation 10. Find the value(s) of x for each event.

A) lowest 50 percent
B) Highest 25 percent
C)90th percentile
D) Middle 80 percent

Can anybody help?

zholland said:

The weekly demand for papa chubby's pizza on a Friday night is a random variable with mean 235 and standard deviation 10. Find the value(s) of x for each event.

A) lowest 50 percent
B) Highest 25 percent
C)90th percentile
D) Middle 80 percent

Can anybody help?

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