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The heights of women aged 20 to 29 is approximately Normal with mean 64 inches and standard deviation 2.7 inches. What proportion of these women are less than 58.6 inches tall?

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20. 64. 2.7
+29 +49 58.6
------ ------ ---------
49. 113 60 .3



49+60.3+113=21.5
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