In the U.S. baby boys have a mean weight of 3.41 kg with a standard deviation of 0.55 kg. What is the probability that a baby boy in the U.S. is born with a birth weight between 3.3 kg and 4.1 kg? Round to 4 decimal places. What is the birthweight for a newborn boy in the U.S. whose weight is in the 99th percentile? That is, the baby weighs more than 99% of all other newborn boys' weights. Round to one decimal place. A group of 50 U.S. women who take an allergy drug give birth to baby boys with a mean weight under 3.3 kg. What is the probability that a group of 50 women give birth to babies with a mean weight less than 3.3 kg? Round to 4 decimal places. Based on this probability, does it seem that the allergy drug affects birth weight of baby boys