The weights for newborn babies is approximately normally distributed with a mean of 6.8 pounds and a standard deviation of 1.8 pounds. Consider a group of 1400 newborn babies: 1. How many would you expect to weigh between 4 and 9 pounds?  2. How many would you expect to weigh less than 7 pounds?  3. How many would you expect to weigh more than 5 pounds?  4. How many would you expect to weigh between 6.8 and 10 pounds?

MATLAB: An Introduction with Applications
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The weights for newborn babies is approximately normally distributed with a mean of 6.8 pounds and a standard deviation of 1.8 pounds.

Consider a group of 1400 newborn babies:

1. How many would you expect to weigh between 4 and 9 pounds? 
2. How many would you expect to weigh less than 7 pounds? 
3. How many would you expect to weigh more than 5 pounds? 
4. How many would you expect to weigh between 6.8 and 10 pounds?

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Step 1

GivenMean(μ)=6.8standard deviation(σ)=1.8

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