1. Measures of Central Tendency and Measures of Dispersion

2. Formulas mean of ungrouped data (here x is the data point) mean of grouped data (here x is the midpoint of a group)

3. Formulas standard deviation

4. Miles run per week Number of weeks 03 12 25 31 45 56 63 71 Tom Ball, an avid jogger, kept detailed records of the number of miles he ran per week during the past six months. The frequency distribution summarizes his records. Find the mean, median, and mode of the number of miles per week that Tom ran. Draw a box and whiskers plot of the data.

5. The weight (in pounds) of the ten Truly Amazing Dudes are as follows: Find the mean and standard deviation of the weights. 152 196144 139166 83 186 157140 138