. 9.43 v A study of the ability of individuals to walk in a straight line ("Can We Really Walk Straight?" American Journal of Physical Anthropology 1992: 19-27) reported the following data on cadence (strides per second) for a sample of n 20 randomly selected healthy men 0.95 0.85 0.92 o 95 o 93 o 86 1.00 o 92 0.85 0.81 0.78 0.93 0.93 1.05 0.93 1.06 1.06 0.96 0.81 0.96 Construct and interpret a 99% confidence interval for the population mean cadence.