Precalculs Statistics Unit Review
What is the mean of the data: 245, 167, 203, 146, 288, 289, 231, 105, 98
What is the median of the data: 245, 167, 203, 146, 288, 289, 231, 105, 98
What is the mode of the data: 245, 167, 203, 146, 288, 289, 231, 105, 98
What is the standard deviation for the following data set:
245, 167, 203, 146, 288, 289, 231, 105, 98
True or False: The z-score for 24.1, in a distribution whose mean is 20.6 and standard deviation is 2.8 is equal to -1.25
True or False: The z-score for 130, in a distribution whose mean is 100 and standard deviation is 15 is equal to -2.
What is the sum of squared deviations for the following data set:
10, 18, 12, 15, 16, 13
What is the standard deviation for the following data set:
10, 18, 12, 15, 16, 13
Using box plots, determine whether this data set contains any outliers. What are the outliers (if any)? :
21, 23, 33, 49, 25, 24
Using box plots, determine whether this data set contains any outliers. What are the outliers?:
10.2, 14.1, 14.4, 14.4, 14.4, 14.5, 14.5, 14.6, 14.7, 14.7, 14.7, 14.9, 15.1, 15.9, 16.4