David uses 2 tablespoons of lemonade mix to make a 12 ounce glass of lemonade last weekend he made 252 ounces of lemonade to sell at the school carnival how many tablespoons of mix did David used to make the lemonade for the carnival

The birth weights of newborn babies in the unites states follow in a normal distrubution with a mean of 3.4 kg and standard deviation of 0.6 kg. reaserches interested in studying how. children gain weights decide to take random samples of 100 newborn babies and calculate the sample mean birth weights for each sample