Suppose Ruth filled several bird feeders in her yard with a total of 8 pounds of birdseed. The table below shows the amount, y, of birdseed after x number of days.

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