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Weights of puppies are approximately normally distributed with a mean (μ )of 42.6 pounds and standard...

Weights of puppies are approximately normally distributed with a mean (μ )of 42.6 pounds and standard deviation ( δ ) of 5.8 pounds. Let X be the weight of a puppy. What is the probability that:

a) X < 43

b) X > 42

c) 40 < X <44

Find the weight of a puppy with Z score:

d) Z = − 1.52

e) Z = 0.68

Math   Statistics-And-Probability   
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