3333CH

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BASIC APPLLICATION

SOFTWARE

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Common Errors Resulting in Spreadsheet Formulas

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Common Spreadsheet Errors

####

● Cause: Not enough space for the result.

● Solution: Increasing cell space (column width)

#VALUE

●Cause: Type of value/ cell in the argument is not valid.

● Solution: Change the argument type.

#DIV/0 – Cause: A division by zero happens in the formula.

– Solution: Avoid the situation of this invalid division.

#REF– Cause: Appear when a cell included in the formula/ function doesn’t exist

anymore.

– Solution: Rewrite the formula with the existing values/ cells on the sheet.

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Lecture Objectives

Charts Overview

Charting Example: Student Performance Charts

Common Spreadsheet ChartsColumn/ Bar Chart

Pie Chart

Line Chart

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Charts Overview

A chart is a graphical representation of data values in a worksheet.

Charts allows easier interpretation of facts (comparisons, trends & patterns) hidden inside numbers.

Every chart delivers a specific message about the plotted data.

Nature of the chart message implies the type of the chart to be used.

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Example: Charting Spreadsheet Data

MIS105 Student Grade Sheet

Name Major 1 Major 2 Final Student AverageAdams 100.0 90.0 81.0 90.3Baker 90.0 76.0 87.0 84.3Glassman 90.0 78.0 78.0 82.0Moldof 60.0 60.0 40.0 53.3Walker 80.0 80.0 90.0 83.3

Class Average 84.0 76.8 75.2

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….Example: Charting Spreadsheet Data

What is the rank of each student with respect to scores in different exams? (Comparing Values)

Column Chart

MIS105 Exam Score Comparison by Student Names

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100.0

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Adams Baker Glassman Moldof Walker

Student Names

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res

Major 1 Major 2 Final

Columns are side- by-side or clustered (for each student).

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….Example: Charting Spreadsheet Data

For Mr. Adam, what percentage of his total score comes from each exam? (Comparing percentages in a total value)

Adam's Exam Score Percentages in his Total Score

37%

33%

30%

Major 1Major 2Final

Pie Chart

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….Example: Charting Spreadsheet Data

What performance trend, each student is exhibiting with time? (Comparing trends)

Line Chart

Student Performance Trend with Time (Lower to Higher Exams)

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Major 1 Major 2 FinalExam Names

Stu

de

nt

Sc

ore

s

Adams Baker Glassman Moldof Walker

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Chart Terminology

Data PointPlotted data values.

Data Series NameA name given to a collection of data values which belong to a single row or column (shown by colors).

Category LabelsA label for further defining (another dimension) a data value in a series (shown by labels on X-axis).

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Chart Terminology

MIS105 Exam Score Comparison by Student Names

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20.0

40.0

60.0

80.0

100.0

120.0

Adams Baker Glassman Moldof Walker

Student Names

Exa

m S

core

s

Major 1 Major 2 Final

MIS105 Student Grade Sheet

Name Major 1 Major 2 Final Student AverageAdams 100.0 90.0 81.0 90.3Baker 90.0 76.0 87.0 84.3Glassman 90.0 78.0 78.0 82.0Moldof 60.0 60.0 40.0 53.3Walker 80.0 80.0 90.0 83.3

Class Average 84.0 76.8 75.2

● Every colored column refers to a data point.

● Every color identifies a series (collection of data points belonging to a specific exam)

● Every cluster (X-axis Label) identifies a category

-Series & Category Labels could be used interchangeably.-It affects only the organization of visual elements (colored columns).

Here,Series (Exam Name)– Appears in ColumnsCategory (Student Name)– appears in Rows.

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© 2005 The McGraw-Hill Companies, Inc. All Rights Reserved.

Chart Terminology

MIS105 Student Grade Sheet

Name Major 1 Major 2 Final Student AverageAdams 100.0 90.0 81.0 90.3Baker 90.0 76.0 87.0 84.3Glassman 90.0 78.0 78.0 82.0Moldof 60.0 60.0 40.0 53.3Walker 80.0 80.0 90.0 83.3

Class Average 84.0 76.8 75.2

-Series & Category Labels could be used interchangeably.-It affects only the organization of visual elements (columns).

Here,Series (Student Names)– Appears in RowsCategory (Exam Name)– appears in Columns.

MIS105 Exam Score Comparison by Student Names

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20.0

40.0

60.0

80.0

100.0

120.0

Major 1 Major 2 Final

Student Names

Exa

m S

core

s

Adams Baker GlassmanMoldof Walker

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Main Chart Types in Microsoft Excel

Column Chart

Bar Chart

Pie Chart

Line Chart

Doughnut Chart

Area/ Radar/ Surface/ Bubble/ Stock/ Cylinder/ User Defined

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Product Revenues by Products

47%

42%

11% Word Processing

Spreadsheets

Database

Pie Chart Details

Pie ChartUsed to display proportional relationships among different items.Cannot plot more than one series.Interpretation:

Circle (pie) shows the total amount.Every slice shows the contribution (%age) of each data value in the total.

Key Words: percentage market share

Superior Software Sales

Product Name 1998 1999 2000 2001 Product Total Word Processing $50,000.00 $67,500.00 $9,500.00 $141,000.00 $268,000.00Spreadsheets $44,000.00 $18,000.00 $11,500.00 $105,000.00 $178,500.00Database $12,000.00 $7,500.00 $6,000.00 $30,000.00 $55,500.00Yearly Total $107,998.00 $94,999.00 $29,000.00 $278,001.00 $502,000.00

What percentage of total revenue in 1998 comes from each product?

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Pie Chart Sub-Types

Pie (Basic)Displays the contribution of each value to a total

Pie with 3D effect Only a 3D View.

Exploded PieDisplays the contribution of each value to a total while emphasizing individual values.

Exploded Pie with 3D effect

Only a 3D View.

Pie of piePie with user-defined values extracted and combined into a second pie

Bar of PiePie with user-defined values extracted and combined into a stacked bar.

Pie C

hart Sub-T

ypes

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Column Chart Details

Column/ Bar ChartUsed to show/ compare actual numbers rather than percentages.Bar chart is only a horizontal representation of a column chart.Interpretation:

The length of vertical column/ horizontal bar tells the actual value.

Key words: What is the rank of something among …?What is the value of each?Compare the values…?

Superior Software Sales

Product Name 1998 1999 2000 2001 Product Total Word Processing $50,000.00 $67,500.00 $9,500.00 $141,000.00 $268,000.00Spreadsheets $44,000.00 $18,000.00 $11,500.00 $105,000.00 $178,500.00Database $12,000.00 $7,500.00 $6,000.00 $30,000.00 $55,500.00Yearly Total $107,998.00 $94,999.00 $29,000.00 $278,001.00 $502,000.00

What is the revenue produced by each product in each year?

$0.00

$20,000.00

$40,000.00

$60,000.00

$80,000.00

$100,000.00

$120,000.00

$140,000.00

$160,000.00

1998 1999 2000 2001

Word ProcessingSpreadsheetsDatabase

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… Column Chart Details

$0.00

$20,000.00

$40,000.00

$60,000.00

$80,000.00

$100,000.00

$120,000.00

$140,000.00

$160,000.00

1998 1999 2000 2001

Word Processing

Spreadsheets

Database

$0.00 $20,000.00 $40,000.00 $60,000.00 $80,000.00 $100,000.00 $120,000.00 $140,000.00 $160,000.00

1998

1999

2000

2001

Database

Spreadsheets

Word Processing

Column Chart

Bar Chart

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