# Criterion D Summative Assessment - Internet Usage

## Internet Revolution

## Use the following Geogebra App for all of your modelling and calculations

## Question 1

Determine a suitable model that represents the Internet usage in Norway. Clearly state the function below and explain the variables used.

## Question 2

Use your model to predict the number of users in Norway in 2020.

## Question 3

Discuss and determine the growth model that best represents the Saudi Arabian data set. Explain comprehensively your computed model and justification for selecting the model.

## Question 4

In 2016 Saudi Arabia had 64.72 users per 100 people. Comment on your model and how well it fares against the actual number of users. Show work and discuss the difference.

## Question 5

Using your models will the number of Internet users in Saudi Arabia ever surpass the those in Norway? If so, which year?

## Question 6

Justify the accuracy of your predictions and comment on the limitations of your models.