**Lives in hours of 15 pieces are = 715, 724, 725, 710, 729, 745, 694, 699, 696, 712, 734, 728, 716, 705, 719 Arrange the above in ascending order:**

694, 696, 699, 705, 710, 712, 716, 719, 724, 725, 728, 729, 734, 745

N = 15 (Odd)

Median = \((\frac{N+1}{2})\) Term

\(=(\frac{15+1}{2})\) Term

= 16th Term = 716