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iew History Bookmarks People Window Help Take a Test Mohannad almalki Secure https://www.mathd.com/Student/playerTest.aspx?testid.174881912¢erwinayes; MTH2502-02 STATISTICS SPRING 2018 Mohannad almalki Quiz: Quiz CH6 Time Remalning: 00 This Question: 1 pt 50f 7 (5 complete) This Find the z-scores that separate the middle 51% of the distribution from the area in the tails of standard normal distribution. or The z-scores are (Use a comma to separate answers as needed. Round to two decimal places as needed.) les n o Enter your answer in the answer box. the population and therefore cannot be included more than once in any given simpleExplanation / Answer
Solution:- The Z -score are -0.69, 0.69
the midddle area is 0.51 ,the total tailed area is (1-0.51) = 0.49
and the left tailed area is 0.49/2 = 0.245
The Z-score = -0.6903, 0.6903
=> P(-0.6903 < Z < 0.6903) = 0.5098 = 0.51
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