TI 83/84 Calculator The Basics of Statistical Functions

***Using the Calculator: To find mean & standard deviation of a frequency distribution or a probability distribution: First: STAT > EDIT ENTER, then in L1 put in all the x values (midpoints if it’s a frequency distribution); in L2 put in frequencies or probabilities as applicable. Second: STAT > CALC ENTER 1-Var Stats 2ND L1, 2ND L2 ENTER. ................
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