Basis of Presentation and Consolidation

6 Months Ended

Jun. 30, 2012

Basis of Presentation and Consolidation

1. Basis of Presentation and Consolidation

Presentation

The accompanying unaudited consolidated financial statements of Arbitron Inc. (the “Company” or “Arbitron”) have been prepared in accordance with U.S. Generally Accepted Accounting Principles (“GAAP”) for interim financial information and with the instructions to Form 10-Q and Article 10 of Regulation S-X. Accordingly, they do not include all of the information and notes required by GAAP for complete financial statements. In the opinion of management, all adjustments considered necessary for fair presentation have been included and are of a normal recurring nature. The consolidated balance sheet as of December 31, 2011 was audited as of that date, but all of the information and notes as of December 31, 2011 required by GAAP have not been included in this Form 10-Q. For further information, refer to the consolidated financial statements and notes thereto included in the Company’s Annual Report on Form 10-K for the year ended December 31, 2011.

Consolidation

The consolidated financial statements of Arbitron for the six-month period ended June 30, 2012, reflect the consolidated financial position, results of operations and cash flows of the Company and its wholly-owned subsidiaries: Arbitron Holdings Inc., Arbitron Mobile Oy, Astro West LLC, Cardinal North LLC, Ceridian Infotech (India) Private Limited, Arbitron International, LLC, and Arbitron Technology Services India Private Limited. For the six-month period ended June 30, 2011, the consolidated financial statements did not reflect Arbitron Mobile Oy and Cardinal North LLC, which were established related to the acquisition of Zokem Oy in July 2011. All significant intercompany balances and transactions have been eliminated in consolidation. The Company has one segment which meets the quantitative thresholds for being a reportable segment.