Computing III: DIGITAL COMMUNICATION

Module 3 Modelling

Unit 3

❑ WOKING WITH

SPREADSHEET

MODELS

❑ REFINING A

MODEL

❑ CREATING A

SIMPLE MODEL

❑ FORMATTING AND

LABELLING A

MODEL

❑ DEVELOPING A

MODEL

❑ MAKING AND

TESTING

PREDICTIONS

Module 3

Unit Review

Modelling

✓ CREATING A

SIMPLE MODEL

❑ WOKING WITH

SPREADSHEET

MODELS

❑ REFINING A

MODEL

❑ CREATING A

SIMPLE MODEL

❑ FORMATTING AND

LABELLING A

MODEL

❑ DEVELOPING A

MODEL

❑ MAKING AND

TESTING

PREDICTIONS

Module 3Modelling

Returns the average of the numeric

values in a given range of cells.

Written Task – CB 3.3

✓ CREATING A

SIMPLE MODEL

Average

❑ WOKING WITH

SPREADSHEET

MODELS

❑ REFINING A

MODEL

❑ CREATING A

SIMPLE MODEL

❑ FORMATTING AND

LABELLING A

MODEL

❑ DEVELOPING A

MODEL

❑ MAKING AND

TESTING

PREDICTIONS

Module 3Modelling

Returns the total of the numbers in

the given cells.


✓ CREATING A

SIMPLE MODEL

Sum

❑ WOKING WITH

SPREADSHEET

MODELS

❑ REFINING A

MODEL

❑ CREATING A

SIMPLE MODEL

❑ FORMATTING AND

LABELLING A

MODEL

❑ DEVELOPING A

MODEL

❑ MAKING AND

TESTING

PREDICTIONS

Module 3Modelling

All formulae and functions in a model

start with this sign


✓ CREATING A

SIMPLE MODEL

Equal (=)

❑ WOKING WITH

SPREADSHEET

MODELS

❑ REFINING A

MODEL

❑ CREATING A

SIMPLE MODEL

❑ FORMATTING AND

LABELLING A

MODEL

❑ DEVELOPING A

MODEL

❑ MAKING AND

TESTING

PREDICTIONS

Module 3Modelling

Multiplication sign in Excel


✓ CREATING A

SIMPLE MODEL

❑ WOKING WITH

SPREADSHEET

MODELS

❑ REFINING A

MODEL

❑ CREATING A

SIMPLE MODEL

❑ FORMATTING AND

LABELLING A

MODEL

❑ DEVELOPING A

MODEL

❑ MAKING AND

TESTING

PREDICTIONS

Module 3Modelling

Division sign in Excel


✓ CREATING A

SIMPLE MODEL

/

❑ WOKING WITH

SPREADSHEET

MODELS

❑ REFINING A

MODEL

❑ CREATING A

SIMPLE MODEL

❑ FORMATTING AND

LABELLING A

MODEL

❑ DEVELOPING A

MODEL

❑ MAKING AND

TESTING

PREDICTIONS

Module 3Modelling

Returns the lowest numeric value in

given range of cells


✓ CREATING A

SIMPLE MODEL

MIN

❑ WOKING WITH

SPREADSHEET

MODELS

❑ REFINING A

MODEL

❑ CREATING A

SIMPLE MODEL

❑ FORMATTING AND

LABELLING A

MODEL

❑ DEVELOPING A

MODEL

❑ MAKING AND

TESTING

PREDICTIONS

Module 3Modelling

Returns the highest numeric value in a

range.


✓ CREATING A

SIMPLE MODEL

MAX

❑ WOKING WITH

SPREADSHEET

MODELS

❑ REFINING A

MODEL

❑ CREATING A

SIMPLE MODEL

❑ FORMATTING AND

LABELLING A

MODEL

❑ DEVELOPING A

MODEL

❑ MAKING AND

TESTING

PREDICTIONS

Module 3Modelling

Read the rule below and write its formula:

Add numbers in cells A2, A3, A4…A15


✓ CREATING A

SIMPLE MODEL

=Sum(A2:A15)

❑ WOKING WITH

SPREADSHEET

MODELS

❑ REFINING A

MODEL

❑ CREATING A

SIMPLE MODEL

❑ FORMATTING AND

LABELLING A

MODEL

❑ DEVELOPING A

MODEL

❑ MAKING AND

TESTING

PREDICTIONS

Module 3Modelling


Find the product of the numbers in cells B2

and B3


✓ CREATING A

SIMPLE MODEL

=B2 * B3

❑ WOKING WITH

SPREADSHEET

MODELS

❑ REFINING A

MODEL

❑ CREATING A

SIMPLE MODEL

❑ FORMATTING AND

LABELLING A

MODEL

❑ DEVELOPING A

MODEL

❑ MAKING AND

TESTING

PREDICTIONS

Module 3Modelling


Find the average of the numbers in cells B2,

B3 and B4.


✓ CREATING A

SIMPLE MODEL

=Average(B2:B4)

=(B2+B3+B4)/3

❑ WOKING WITH

SPREADSHEET

MODELS

❑ REFINING A

MODEL

❑ CREATING A

SIMPLE MODEL

❑ FORMATTING AND

LABELLING A

MODEL

❑ DEVELOPING A

MODEL

❑ MAKING AND

TESTING

PREDICTIONS

Module 3Modelling

What are the steps in designing a simple worksheet model?

The following steps are carried out to design a

worksheet:

a) Collect data : The data is collected and

entered in the worksheet.

b) Design the worksheet: Analyse the data and

determine the type of worksheet titles,

headings and calculations needed.


✓ CREATING A

SIMPLE MODEL

❑ WOKING WITH

SPREADSHEET

MODELS

❑ REFINING A

MODEL

❑ CREATING A

SIMPLE MODEL

❑ FORMATTING AND

LABELLING A

MODEL

❑ DEVELOPING A

MODEL

❑ MAKING AND

TESTING

PREDICTIONS

Module 3Modelling

What are the steps in designing a simple worksheet model?

The following steps are carried out to design a

worksheet:

c) Create the worksheet: Enter the data

and required formula. Format the

worksheet.

d) Evaluate the worksheet: Carefully check

before printing the worksheet.


✓ CREATING A

SIMPLE MODEL

Computing III: DIGITAL COMMUNICATION

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