HP 12C#ABA hp 12c_solutions handbook_English_E.pdf - Page 103
REGISTERS, Keystrokes, Display, xy
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n: Unused PV: Unused FV: Unused R1: n R3: Σx2 R5: Σy2 R7-R.6: Unused REGISTERS i: Unused PMT: Unused R0: Unused R2: Σx R4: Σy R6: Σxy 1. Key in the program and press CLEAR . 2. For each input pair of values, key in the y-value and press in the corresponding x-value and press . , key 3. After all data pairs are input, press 06 correlation coefficient (between ln y and x). 4. Press to obtain A. to obtain the 5. Press to obtain B. 6. Press to obtain the effective growth rate as a decimal. 7. To make a y-estimate, key in the x-value and press . For subsequent estimates, key in the x-value and press 25 . 8. For a different set of data, press CLEAR Keystrokes Display and go to step 2. CLEAR 1.00 45 1 51.5 2 2.00 53.75 3 3.00 80 4 4.00 122.5 5 5.00 210 6 6.00 06 0.95 First data pair input. Second data pair input. Third data pair input. Fourth data pair input. Fifth data pair input. Sixth data pair input. Correlation coefficient (between ln y and x). 102