HP 10BII Percentage of Total

[Gamo]

HP 10B to 10BII+ doesn't show the way on how to

calculate the "Moving Average" as demostrated on the

HP-12C Platinum "Soultions Handbook" on page 74

I'll use the same Example as shown in this Solutions Handbook.

Steps: [DISP] 2

[CLΣ] [C ALL]

211570 [STO] 1 [Σ+] display 1.00 // Use Store Registers for easy retrieval
112550 [STO] 2 [Σ+] display 2.00
190060 [STO] 3 [Σ+] display 3.00

[ x̅ ] display answer 171,393.33 // X bar is on the [7] key

[RCL] 1 [Σ-]
131760 [Σ+] [ x̅ ] display answer 144,790.00

[RCL] 2 [Σ-]
300500 [Σ+] [ x̅ ] display answer 207,440.00

[RCL] 3 [Σ-]
271120 [Σ+] [ x̅ ] display answer 234,460.00

Gamo