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# stats11 - 3 CD The,insuranCe company sees that in the...

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Unformatted text preview: 3. CD] The ,insuranCe company sees that in the entire population of homeowners, the mean loss from ﬁre is E= \$900 and the standard deviation of the loss is o = \$700. What is the standard deviation of the average loss foﬂpolicies (rounded to four decimal places)? (Note that losses on separate policies are independent.) ' P Undergraduates are asked to write a 300-word essay. The number of non—word (N) errors is a random variable that has the following distribution: —_ Probability The number of word (W) errors is a random variable that has the following distribution: .— Probability Suppose the correlation between non—word errors and word errors is 0.5. What is the standard deviation of the total number of errors (6N+w) (rounded to four decimal places )? HE Undergraduates are asked to write a 300-word essay. The number of non-word (N) errors is a random variable that has the following distribution: __ Probability The number of word (W) errors is a random variable that has the following distribution: __ Probability __ Suppose the correlation between non—word errors and word errors is 0.5. What is the mean of [the total number of errors (uN+w) (rounded to four decimal places)? ...
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## This note was uploaded on 04/27/2010 for the course PAM 2100 taught by Professor Abdus,s. during the Spring '08 term at Cornell.

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stats11 - 3 CD The,insuranCe company sees that in the...

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