The answer above is NOT correct. The shelf life of a batteries produced by one major company are normally distributed with a mean of 3.9 years and a standard deviation of 0.9 years. The figure below shows the distribution of shelf lives of batteries produced by one major company. Calculate the shaded area under the curve. Express your answer in decimal form with at least two decimal place accuracy. Answer: .0004 3.297 4.8 Shelf Lives of Batteries Produced by One Major Company