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OpenStudy (anonymous):
Anyone good in Statistics ?
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hero (hero):
Just post it....(your question)
OpenStudy (anonymous):
Assume that the heights of female executives are normally distributed. A random sample of 20 female exectives have a mean height of 62.5 inches and a standard deviation of 3.7inches. Construct a 98%confidence interval for the pop variance \[\sigma \]squared
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