# Commuter ridership in Athens, Greece, during the summer months is believed to be heavily tied to the

## Question:

(a) Use trend analysis to forecast ridership in years 13, 14, and 15. How well does the model fit the data?

(b) Draw the relationship between the number of tourists and ridership. Is a linear model reasonable?

(c) Develop a linear regression relationship between the number of tourists and ridership.

(d) What is the expected ridership if 10 million tourists visit the city next year?

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**Related Book For**

## Managerial Decision Modeling With Spreadsheets

**ISBN:** 718

3rd Edition

**Authors:** Nagraj Balakrishnan, Barry Render, Jr. Ralph M. Stair