Chapter 11 Data Analysis and Statistics - Mixed Review of Problem Solving - Lessons 11.1-11.2 - Page 756: 4a

See below

The mean, median, mode, range, and standard deviation of the data set of Teammate 1: $\bar x=\frac{11.1+11.1+11.3+12.5+13.4}{5}=11.92\\ Median =11.3\\Mode=11.1\\Range=13.4-11.1=2.3\\\sigma =0.89$ The mean, median, mode, range, and standard deviation of the data set of Teammate 2: $\bar x=\frac{11.8+11.8+11.9+12.3+12.5}{5}=11.06\\ Median =11.9\\Mode=11.8\\Range=12.5-11.8=0.7\\\sigma =0.29$