Suppose the average waiting time for a customer's phone call to be answered by a company representative is six minutes. What is the median waiting time? (Assume that the wait time has an exponential distribution. Round your answer to one decimal place.)

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