Quiz1a_KEY_Sp11

Quiz1a_KEY_Sp11 - Name_KEY IE330 Spring 2011 Quiz#1a 24...

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Name: ____________KEY_______________________________ A IE330 Spring 2011 Quiz #1a 24 January 2011 KEEP THIS SIDE FACING UP UNTIL TOLD TO START. ENSURE YOUR SEAT NUMBER MATCHES THE NUMBER ON THIS QUIZ.
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Name: ____________KEY_______________________________ A Match the definitions with the symbols listed below: 1. (10 points) A parameter ____d____ 2. (10 points) Population variance ____n_____ 3. (10 points) Sample mean ____g_____ 4. (10 points) Sample variance _____l____ a. b. ˆ c. d. e. 2 x f. x ˆ g. x h. 2 ˆ s i. s j. 2 ˆ x k. l. s m. ˆ n. 2 o. 2 ˆ p. 2 s 5. (10 points) Which of the following is not a measure of location ? a. Inter-quartile range b. Median c. Quartile d. Mode 6. (25 points) Suppose 10 x is being used as an estimate of the mean of a population whose distribution is   2 , N  , and that the n observations in the sample are IID. Which of the following are true?
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Quiz1a_KEY_Sp11 - Name_KEY IE330 Spring 2011 Quiz#1a 24...

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