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Sampling distributions

The birth weights of newborn babies in the United States follow a normal distribution with a mean of 7.57.5 pounds and a standard deviation of 1.251.25 pounds. Researchers interested in studying how children gain weight decide to take a random sample of 100100 newborn babies.
Calculate the mean of the sampling distribution of the average birth weight of 100100 randomly selected U.S. newborn babies.
pounds
Calculate the standard deviation of the sampling distribution of the average birth weight of 100100 randomly selected U.S. newborn babies.
pounds
Would the sampling distribution of the average birth weight of 100100 randomly selected U.S.. newborn babies be approximately normal?
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