Ngan scored 1 standard deviation below the class average on a statistics exam. The class average was 79 and had a standard deviation of 3. What was Ngan's score? Enter your answer in the box.

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Q: Q4) A box containing a group of ball (blue and red) totaling 25 balls. another Five blue balls are…

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Q: X~N(40,?2) and P(X>50) = 0.119. Find the value of ?.

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Q: [This problem is taken from Montgomery, Runger, and Hubele (2007).] The amount of time that a…

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