Topic: Measures of Variability

1. The following data gives the number of social interactions of longer than 10 minutes in one week for a group of college students. Compute the range, variance, and standard deviation. 2. Two seemingly equally excellent students are vying for an academic honor where only one must have to be chosen to get the award. The following are their grades used as basis for the award: Kathlyn: 91, 90, 94. 93, 92 Renier : 92, 92, 90, 94, 92 Whom do you think deserves the award? Explain