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using the empirical rule, approximate the percentage of newborn pigs that weight between 3.75 and 4 lbs.

User Linxie
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Answer:

Answer: 0.4419

Explanation:

Given: The birth weights of full-term newborn infants in the U.S. have an approximately normal distribution with a mean weight of 6.8 lbs and a standard deviation of 1.7.

i.e.

Let X denotes the birth weight.

Then, the proportion of newborn babies will have a birth weight between 6 lbs and 8 lbs is given by :-

Hence, the proportion of newborn babies will have a birth weight between 6 lbs and 8 lbs is 0.4419 .

Explanation:

User Scott Wilson
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