Sharp EL-9450 Operation Manual page 133

Graphing calculator
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Chapter 8: Statistics & Regression Calculations
The web site access counts example on page 120 will be used again to demonstrate
the calculation of statistical values.
Hours
01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
Sunday 98 72 55 3 6 24 15 30 59 72 55 43 21 10 150 151 135 108 204 253 232 251 75 30
Monday 32 8 12 2 4 19 32 72 95 91 123 201 184 108 95 72 45 38 75 111 153 90 84 35
* If you did not previously enter the above values in the list table, press S and
select A EDIT to display the list entry mode and enter the values.
Calculating one-variable statistics using web site access counts for Sunday (L2) and
Monday (L3).
Statistical
calculations
using the
Sunday data (L2)
Statistical
calculations
using the
Monday data (L3)
126
1. Press # C and S to display the statistics menu.
2. Press C and then 1.
1_Stats will be displayed on the top line of the screen followed
by the cursor.
3. Press @ 2 to enter L2 and
press E.
All the statistical values will be
displayed on the screen.
4. Press } or { to scroll the screen.
5. Press S to display the statistics menu.
6. Press C and then 1.
1_Stats will be displayed on the bottom line of the screen
followed by the cursor.
7. Press @ 3 to enter L3 and
press E.

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