ex 2.9One aspect of the beauty of scenic landscape is its variability. The elevations (feet above sea level) of 12 randomly selected towns in the Finger Lakes Regions of Upstate New York are recorded here.13605771225955766793111790110361009982874(a) Find the mean. (Give your answer correct to the nearest whole number.) (b) Find the standard deviation. (Give your answer correct to the nearest whole number.)