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Length: 5376 (0x1500) Types: TextFile Names: »LESSON7.TXT«
└─⟦dc6c79650⟧ Bits:30004299 FINAR Tutor └─ ⟦this⟧ »LESSON7.TXT«
..Lesson 7 - Sensitivity Analysis and Goal Seeking ..Screen 1 .. ØP0401LIST the Stored Instructions shown in your Primer, and then CALCULATE : ? üListøLisøL NOUse the LIST Command. 1000 Columns Y1 Y2 Y3 2000 Rows Units SP(Selling price) Sales 2010 Rows COS(Cost of sales) Margin 5000 Sales = Units * SP 5010 COS = Units * 3.5 5020 Margin = Sales - COS !1? üCalculateøCaløC NONow CALCULATE. ØP2201!2Checking Row, Column and Worksheet Definitions !1ØP22501000 !1ØP22002000 !1ØP22002010 !1ØP22005000 ØP2201:!2Checking Calculation Section !1ØP22315000 !1ØP22005010 !1ØP22005020 !2ØP2201:ØP1501Calculating !1For Y1,Y2 and Y3, 3 numbers per line Units? ü5000 5500 5600 NOEnter three numbers separated by spaces. Selling price? ü5...ø5.. NOUse 5... Ø ..Screen 2 .. < < Cursor Movement > > ø < < Screen Options > > ø < < Formatting > > æ^S Left ^D or <CR> Right ø HELP WIN shows this menu ø ^P = Precision æ^E Up ^X Down ø HELP OFF cancels this menu ø ^W = Column Width æ^Z first Col of next Row ø WIN OFF will scroll screen ø <ESC> exits ^P/^W æTAB/^I MOVE to Row/Column ø WIN restores last Window ø and cancels input Projec▶f4◀ MARGI▶ce◀ Worksheet 1 Y1 Y2 Y3 UNITS > 5000.00< 5500.00 5600.00 SP 5.00 5.00 5.00 SALES 25000.00 27500.00 28000.00 COS 17500.00 19250.00 19600.00 MARGIN 7500.00 8250.00 8400.00 !2ØP2201Now copy the Command to perform SENSITIVITY. ØP1701? üSenåsitivity ø åof MarginøMarginå for ø å5%ø5å change in ø change ø åSP NOCopy the Command carefully from your Primer. Ø ..Screen 3 .. Sensitivity Analysis ******************** !1 Y1 Y2 Y3 Initial values are Selling price 5.00 5.00 5.00 and Margin 7500.00 8250.00 8400.00 !1a -5% change in Selling price 4.75 4.75 4.75 results in Margin 6250.00 6875.00 7000.00 !1a 5% change in Selling price 5.25 5.25 5.25 results in Margin 8750.00 9625.00 9800.00 ? Ø ..Screen 4 .. Now do another Sensitivity Analysis, this time on Y1 only. Determine the effect of a ten per cent change in Units on Sales. ? üConsiderøConå Y1 NOFirst tell FINAR that you only want to see Y1. ? üSenåsitivity ø åof SalesøSaleså for ø å10%ø10å change in ø change ø åUnits NOCopy carefully from your Primer. Ø ..Screen 5 .. Sensitivity Analysis ******************** !1 Y1 Initial values are Units 5000.00 and Sales 25000.00 !2a -10% change in Units 4500.00 results in Sales 22500.00 !2a 10% change in Units 5500.00 results in Sales 27500.00 ? Ø ..Screen 6 .. Now save the results of your SENSITIVITY in Worksheet 10 ? üConåsider ø åWoråksheet ø å10 NOFirst say which Worksheet you want to CONSIDER. Creating Worksheet from which old Worksheet ? ü0 NOSensitivity and Goal Seeking take place in Worksheet 0 ? !1 and perform a further SENSITIVITY on ALL Columns, to see what effect a fifteen per cent change in Units would have on COS. !1 ? üConåsider ø åall Columnsøall Colsøall ColøY1 TO Y3 NOAt the moment you are only CONSIDERing Y1. ? üSenåsitivity ø åof COSøCOSå for ø å15%ø15å change in ø change ø cha ø åUnits Ø ..Screen 7 .. Sensitivity Analysis ******************** !1 Y1 Y2 Y3 Initial values are Units 5500.00 5500.00 5600.00 and Cost of sales 19250.00 19250.00 19600.00 !2a -15% change in Units 4675.00 4675.00 4760.00 results in Cost of sales 16362.50 16362.50 16660.00 !2a 15% change in Units 6325.00 6325.00 6440.00 results in Cost of sales 22137.50 22137.50 22540.00 ? Ø ..Screen 8 .. Now let's try Goal Seeking !1 Using the same example, find out what SP is needed to achieve a Margin of 10000 in Y1. !1 Since we are only interested in Y1, first tell FINAR that this is the Column to work on. !1 ? üConsiderøConå Y1 NOYou are still considering ALL COLUMNS! ? üFindøFinå SPå giving ø giv ø for å`Margin=10000å in Y1ø Y1 NOCopy the Command carefully from your Primer. Ø ..Screen 9 .. Goal Seeking taking place Goal Seeking ************ Target figure : Margin = 10000 !1 Y1 !1 Selling price 5.50 Margin 10000.00 ? Ø ..Screen 10 .. Now another FIND. In order to achieve Sales of $28,875 in Y3, how many Units must be sold? (Remember you are currently CONSIDERing Y1.) ? üConsiderøConå Y3 NOWhich Column are you interested in? ? üFindøFinøå Unitså giving ø giv ø for å`Sales=28875øå in Y3ø Y3 Ø ..Screen 11 .. Goal Seeking taking place Goal Seeking ************ Target figure : Sales = 28875 !1 Y3 !1 Units 5250.00 Sales 28875.00 ? Ø ..Screen 12 .. ØP1123That's the end of this Lesson. Before progressing to Lesson 8 (Graphics), do some experiments with SENSITIVITY and FIND using some models of your own in FINAR. «eof»