USE 1 DECIMAL FOR CALCULATION) A researcher believes that design and the safety of the cars is very important for the customers when buying a car. In order to understand the brand perception of customers' researcher shows three different car pictures and ask them can you classify this car in picture) as "sporty" or "safety? the following cross tabulation is obtained. Test the claim that car brand and consumer perception is dependent Automobiles Sporty Safety BMW 60 130 Mercedes 90 120 Renault 50 50 Calculate the test statistics .

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Literals

A literal in computer science is used to express a fixed value in source code. They cannot be modified. Almost all programs have these fixed values or literals.