HP 30b Professional, 20b Consultant Financial manual Statistical Operations, Ax2+bx+c only

Page 77

12 Statistical Operations

:z

DWN

Press

 

 

 

 

 

Descriptive

 

 

 

 

 

 

DWN

 

(y items 2 Vars

 

DWN

 

 

 

 

I

 

 

 

 

 

 

Only)

 

 

 

 

to

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

select:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

INPUT

 

 

 

 

 

2 Vars, 1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Var, or 1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Nb Item

 

 

 

 

Freq.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

x Mean

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

y Mean

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

x Std. Dev.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

y Std. Dev.

 

 

 

 

DWN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

x Population

 

DWN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

y Population

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S.E. Samp. x

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S.E. Samp. y

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Predictions

 

 

 

DWN

(2 Vars Only)

 

 

 

 

 

 

INPUT

Press I to select:

a*x+b

a*Ln(x) +b

b*e(a*x)

b*xa b*ax a/x+b ax2+bx+c*

 

 

 

 

 

Pred x

 

 

 

 

DWN

 

 

 

 

 

 

 

 

 

 

 

 

 

Pred y

a

b

C

(ax2+bx+c only)*

Correlation

(Not ax2+bx+c)*

Covariance

(Not ax2+bx+c)*

Sums

(y items 2 Vars Only)

INPUT

Sigma x

Sigma y

Sigma x2

Sigma y2

Sigma xy

Quartiles*

DWN (y items 2

Vars Only)

INPUT

x Min

x Q1

x Median

x Q3

x Max

DWN

y Min

y Q1

y Median

y Q3

y Max

Figure 1 The Menu Map for the Statistics Menu

*ax2+bx+c and Quartiles do not apply to the HP 20b.

Statistical Operations 69

Page 76 Page 78
Image 77
Page 76 Page 78
Contents HP Part Number NW238-90001 Edition 1, December Legal Notice HP 20b Business Consultant HP 30b Business Professional Line, alphanumeric scrolling Common Mathematical On/Off/CancelFunctions and Math Math Program menuPage Table of Contents Amortization Interest Conversion Menu Cash Flow Example Sample Cash Flow Diagrams Bonds Bond MenuCanadian Mortgage Example Black-Scholes MenuAdjusting the Display Contrast Basic FeaturesWelcome to your new HP Financial Calculator Turning the Calculator On and OffTwo Line Display Mode Menu Setting PreferencesCursor Dd.mmyyyy Changing the Calculation Mode Primary, Secondary, and Tertiary Key Functions Annunciators Using the Input and Equals KeysInput Key Equals KeyEditing and Clearing Entries On/CE Key Reset MenuMemory and the Memory Menu Accessing Menus and Menu MapsBasic Features DWN Fixed Cost Price Profit QuantityMathematical Functions Mathematical CalculationsNumber Entry and Display Mathematical functions are locatedAlgebraic Mode Chain ModeIor =, followed by an operation key Reverse Polish Notation RPN ModeRPN Stack Last Number See -2for an example using the last number function+ 4 x 5 + U3IO1c23 I56c 5I6 3I4Duplicating a Number on the Stack RPN Stack and the Swap Operation One-Number Functions and the Math MenuMath Menu Random numberDWN Probability Sub-menu 12I 10ITwo-Number Functions 15I3hBinomial Functions Storing and Recalling with Time Value of Money TVM Keys Storing and Recalling NumbersRecall Arithmetic Percentages Recalling a Menu Item Value in a MenuRounding Numbers Mathematical Calculations Time Value of Money TVM Keys Time Value of MoneyStores or calculates the amount of each periodic payment Calculating Payments on a LoanAmortization 360N1400 00V Principal Interest Nb Per Start BalanceCreating an Amortization Schedule 10YAmortization Example KeysDisplayDescription To open the Interest Conversion menu IConv press Interest Conversion Menu360 Using the Interest Conversion MenuDWN Canadian Mortgages TVM CanadaCanadian Mortgage Example O300 N6Y35 0000000.00 Cash FlowsCash Flow Example 5000 80004500 400000I 1150Mirr Analyzing Cash FlowsDWN Mirr Fmrr Inv. I% Safe I%Opens the NPV menu Editing Cash Flows Displays FMRR% Sample Cash Flow Diagrams Cash Flows Sample Cash Flow DiagramsSet.Date Mat.Date BondsCPN% Bond MenuBond Calculation Example 8201042020 =L1+ Volatility % Dividend % Call price Put price Black-Scholes Calculation MenuStock price Strike price Time to maturity Risk-free % Black-Scholes Menu Volatility % input Black-Scholes Example 85I 80I78I 72IPress to scroll to Date Calculation Menu Date CalculationDate Calculation Example Date Days Between Actual Cal.3603120 10I 2010Break-even Example Break-evenBreak-even Menu 250 1500 00I300 100 00IPercent Calculation Menu Business ProblemsPercent Calculation Examples 15I20I Is what % of 80? 80IBook Value Depreciable DepreciationPress Ito scroll through the options Sline Soyd Depreciation MenuDepreciation Example 10000I 500 Depreciation Ax2+bx+c only Statistical OperationsData and Stats Menus Statistics Menu Items Description Std. Dev Statistics Example 2I1 65I 1I1 50I3I1 60I 4I1 75IStatistical Operations Key Presses for Program Instructions ProgrammingProgramming the HP 30b Hold Hold Programming ExampleProgram Step Reassigning Menu Functions To a specific label Program Menu and Program EditingFollowed by a label number to go Use the following keystrokes to enter the program Tests and Jump FunctionsCreates label 03 in your program. You can Sub-Function Call Long Programs and Battery LifeOther Programming Functions 05003$1DSE ISG , followed by 1 digitMessages Debugging a Program Calculates the volumeSaving, Restoring, and Modifying Mode Settings Solve L1hL1-L2= HoldProgramming Error Messages and Calculator Status Error MessagesError Messages Status ER Unique solution to IRR Not Found HP Limited Hardware Warranty and Customer Care Warranty, Regulatory, and Contact InformationReplacing the Batteries General TermsWarranty, Regulatory, and Contact Information Canadian Notice ModificationsAvis Canadien European Union Regulatory NoticeLow Voltage Directive 2006/95/EC EMC Directive 2004/108/EC Customer Care Contact InformationPerchlorate Material special handling may apply 香港特別行政區 Martinica 08 5199 Country/Region Contact Vietnam +65-6272-5300 Viêt Nam Zambia Warranty, Regulatory, and Contact Information Symbols Cash flow CalendarChecksum 78 Combinations Date Debugging 85 DecimalInternal rate of return Investment Rate Key Insert and delete keys Interest ConversionKey presses Keyboard map and legend Language MarginOn HP 30b Parentheses MathPercent Calculation Percentages PermutationsStop 83 Store RPNThousands separator Time Value of Money
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30b Professional, 20b Consultant Financial specifications

The HP 30b Professional calculator is a versatile tool designed specifically for business professionals, engineers, and educators. This reliable calculator merges advanced technologies with user-friendly features, enabling users to perform complex calculations with ease. The HP 30b is appreciated for its robust design and functionality, making it a top choice among those who require a dependable calculating device for various applications.

One of the standout features of the HP 30b is its capability to handle both RPN (Reverse Polish Notation) and algebraic entry modes. This flexibility allows users to choose the input method that best suits their preferences, enhancing productivity and minimizing calculation errors. The calculator also boasts a large, high-resolution display that ensures clarity when navigating through calculations and results.

The HP 30b comes equipped with essential business functions that include financial calculations, cash flow analysis, and statistical functions, all of which are invaluable in professional settings. Users can seamlessly compute interest rates, perform amortization schedules, and evaluate loan payments, making it an indispensable asset for finance-oriented individuals.

Another key characteristic is its programmable functionality. The HP 30b allows users to create custom programs tailored to specific tasks, which can save time and reduce manual entry errors. This programmable capability is especially beneficial for repetitive calculations, providing a significant efficiency boost in ambiguous or multi-step operations.

The durable construction of the HP 30b ensures longevity while the compact design makes it portable and convenient for on-the-go calculations. Additionally, the calculator features an energy-efficient design, which includes a long-lasting battery life, reducing the need for frequent replacements.

With a straightforward key layout and intuitive interface, the HP 30b is designed with user experience in mind. Whether in a classroom, office, or fieldwork scenario, users can easily navigate functions and access the features they need quickly. The HP 30b Professional calculator is truly an impressive blend of technology and practicality, making it an essential tool for anyone needing reliable performance in their daily calculations.
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