Find the value of the standardized z-test statistic and the area above 140 for a N (160,25) distribution. Round your answer to three decimal places. A) z = - 0.8, area = 0.212B) z = - 0.8, area = 0.788 C) z = 0.8, area = 0.212 D) z = 0.8, area = 0.
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