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In: Statistics and Probability

A researcher thinks the proportion of breakdowns for cars is different for different colors of cars....

A researcher thinks the proportion of breakdowns for cars is different for different colors of cars. In order to support his theory, He collects the following data from an auto repair shop:

red white blue black metallic
observed 19 21 25 18 27
expected

Using a chi-square goodness of fit test, is this evidence significant at ?

State hypotheses, report test statistic and p-value and a conclusion.

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orchestra answered 2 years ago
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