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22 June, 11:27

A researcher wants to know whether wearing sunglasses improves driving performance. If an independent groups design is used, the researcher would:

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  1. 22 June, 11:51
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    In an independent group design, a researcher with an aim to know whether using sunglasses would improve driving performance would have to manipulate the variables by first randomly assigning half of the drivers to the a group in which they are required to drive with sunglasses; also known as the experimental group, and the other half of the drivers, also known as the control group, will be required to drive without sunglasses.

    Explanation:

    In an independent group design, a researcher with an aim to know whether using sunglasses would improve driving performance would have to manipulate the variables by first randomly assigning half of the drivers to the a group in which they are required to drive with sunglasses; also known as the experimental group, and the other half of the drivers, also known as the control group, will be required to drive without sunglasses.
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