251grass4-08

251grass4-08 - ≤ ≤ x P c 29 3 1 ≤ ≤ x P d 29 = 5 F...

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251grass4-081 4/5/08 Graded Assignment 4 Name: (Open this document in 'Page Layout' view!) Class days and time: Assume that ) 7 , 4 ( ~ N x . Do the following: Assignment will not be accepted without diagrams! To get full credit keep it neat and stapled and don’t forget your class! All probabilities should be between zero and 1. a. ( 29 11 4 x P b. ( 29 7
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Unformatted text preview: ≤ ≤ x P c. ( 29 3 1 ≤ ≤ x P d. ( 29 = 5 F ( 29 5 ≤ x P e. ( 29 = 3 F ( 29 3 ≤ x P f. ( 29 11 22 ≤ ≤-x P g. ( 29 10 10 ≤ ≤-x P h. Find a symmetrical interval about the mean with 96% probability. i. Find 02 . x (the 98 th percentile). j. Find 71 . x (What percentile is this?). k. Find 10 . x...
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