TI-30XA buttons (1)

TI-30XA buttons (1) - Descriptive Measures Push the +...

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Descriptive Measures Push the Σ + button after each data point to enter them into your TI-30XA. Once all data points are entered: (1) push the Σ x button [2 nd ( ] for the sum of the data points (2) push the Σ x 2 button [2 nd ) ] for the sum of the squared data points (3) push the f8e5 x button [2 nd x 2 ] for the sample mean (4) push the σ xn-1 button [2 nd √x] for the sample standard deviation If you need to remove a data point, push the Σ - button [2 nd Σ +] after re-entering the data
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This note was uploaded on 04/10/2011 for the course SCM 3301 taught by Professor Wayhan during the Spring '09 term at University of Houston.

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