CPSC 203Introduction to Computers

T59 & T64TA: Jie (Jeff) Gao

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Excel – Functions

• Functions are predefined formulas

• They are organized in categories

• Use the “Paste function” button or “Insert Function” menu– Choose function– Provide arguments

• Input by hand• Pick by mouse

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Excel – Useful Functions

• Statistical– Min, Max, Average

• Mathematical– Sum

• Date and time– Now

• More …

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Excel – Show Formulas

• By default, formulas will show results in cells– Formula expressions are displayed in the

Formula Bar

• Menu options can toggle formula results and expressions– Tools Options View tab Formulas

checkbox

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Excel – Cell References

• Range– Named by the cells on upper left and lower

right corners– Custom names can be provided in the name

box

• Relative– Cell name without any extra symbols

• Absolute– Use “$” to indicate absolute references

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Excel – Cell References

• Relative references will change if it is copy and pasted (moved) to a new location

• Absolute references will not change

• This will appear in exams!

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Excel – Chart Wizard

• “Insert Chart” button or “Insert Chart” menu

• 4 steps– Select chart type– Define source data and series– Chart options: labels, legend and axes– Create chart as: object or sheet

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Excel – Tricks in Chart Wizard

• Select source data range before starting the wizard

• Specify the series names and labels by cell references

• Make use of the preview

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Excel – Modify Charts

• Text elements: Use the format buttons directly

• Size and position: Use handles to adjust

• Other appearance: Right click and use “Format …” menu

• The 4 steps of chart wizard also have corresponding menu items

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Excel – Page Setup

• Each worksheet has separate page setups

• Paper size, orientation, margin

• Header and footer

• Show gridlines or not

• Print preview

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Assignment 1

• 3 Parts:– Follow steps on EX-176 to EX-197 (NOT EX-

198) to get a payment schedule– The payment schedule with formula

expressions shown– A chart showing Principal Paid and Interest

Paid for the last 12 months (any suitable chart type is OK)

• You need paper handin