Math, asked by rafiullah96, 1 day ago

If Var[3X+10] = 324, what is Var[X]? And SD[X]?​

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Answered by ITZURADITYAKING
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Answer:

Washback effect in testing is typically seen as either negative, or positive (sometimes referred to as washforward). ... In positive washback, teaching the curriculum becomes the same as teaching to a specific test.

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