1. Finding Mean, Median, Upper Extreme, Lower Extreme and Standard Deviation Using the Graphics Calculator

2. Steps To find the measures of central tendency (mean, median and mode), along with the standard deviation for any given set of data, follow these steps...

3. Steps Enter your data into “List 1” (L1) To do this... Press STAT Highlight EDIT and press ENTER Enter the data by pressing enter after each piece

4. Steps Next... Press STAT Cursor over to CALC Highlight 1-VAR STATS Press ENTER (1-Var Stats appears on the home screen) Press ENTER a second time (list of stats appears on the home screen) Cursor down to view all stats

5. Example Find the mean, median, upper extreme, lower extreme & standard deviation using your calculator, given the following sample data... 5, 6, 7, 8, 9, 6, 9, 8, 7, 5

6. Example Answers... Mean (x with line above it) = 7 Median (Med.) = 7 Lower Extreme (Min X) = 5 Upper Extreme (Max X) = 9 Standard Deviation (Sx) = 1.49