HW4Sol - c) P (getting a B or better) = P (getting A) + P...

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STAT 3011 HW 4 Solution Instructor: Alicia Johnson This makes sense since people expect that using seat belt could reduce the death rate.
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Unformatted text preview: c) P (getting a B or better) = P (getting A) + P (getting B) = 0.2 + 0.4 = 0.6 1 2...
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HW4Sol - c) P (getting a B or better) = P (getting A) + P...

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