Stat200week1quiz1 Study guides, Class notes & Summaries

1. (10 points) True or False. Justify your answers for full credit. (a) If all observations are identical in a data set, then the variance from this data set is zero. True: This is because the mean will be equal the values and no value will deviate from the mean. Therefore the variation or deviation from the mean will be equal to 0. (b) There may be more than one mode in a data set. Ture: Mode is the element with the highest frequency in a data set. (c) Suppose the minimum for a data set i...