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Middle $50\%$ of Baby Weights

APSTAT-YK1JLV

The weights of babies born at a certain large hospital are normally distributed with an average of $7.5$ pounds and a standard deviation of $1.25$ pounds.

What range of weights would put a baby born at this hospital in the middle $50\%$ in terms of weight?

A

Between $3.75$ pounds and $11.25$ pounds.

B

Between $5$ pounds and $10$ pounds.

C

Between $6.25$ pounds and $8.75$ pounds.

D

Between $6.4$ pounds and $8.6$ pounds.

E

Between $6.7$ pounds and $8.3$ pounds.