A researcher assesses the length of prison sentence assigned to a physically attractive or unattractive defendant. The researcher believes that attractive defendants will be assigned shorter prison sentences than unattractive defendants. The null hypothesis would be

Explanation:

The null hypothesis would be: there is no difference in the length of the prison sentence received by attractive and unattractive defendants.

A null hypothesis is a form of statistic hypothesis that indicates that a population's certain properties (or data generation processes) are not different. A gambler might be interested, for example, in whether a game of chance is fair.

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