Natalie buys 4 pieces of wood to build a square pen for her rabbit. She decides the perimeter will be 6.96 meters. Which wood length should she buy to build each side of the pen so that she has enough wood, but has the least amount of wood left over

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