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According to the National Vital Statistics. full-term babies's birth weights are Normally distributed with a mean of 7.5 pounds and a standard deviation of 1.1

According to the National Vital Statistics. full-term babies's birth weights are Normally distributed with a mean of 7.5 pounds and a standard deviation of 1.1 pounds. What is the probability that a randomly selected full-term pregnacy baby's birth weight is between 6.4 and 8.6 pounds? Find the nearest answer and use Z table. a. 0.7212 b. 0.2995 c. 0.6827 d. 0.7930

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