Women in Germany are 167.2 cm tall, with standard deviation 7.2 cm. The height is normally distributed. (a) What is the

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answerhappygod
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Women in Germany are 167.2 cm tall, with standard deviation 7.2 cm. The height is normally distributed. (a) What is the

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Women in Germany are 167.2 cm tall, with standard deviation 7.2
cm. The height is normally distributed.
(a) What is the frequency of women that are at least 178 cm
tall?
(b) How likely is it that in a group of 20 german women at least
3 are at least 178 cm tall?
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