(d) (4 points) What are the lewer aad erper limits are la the Free Response (Pos
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Question
(d) (4 points) What are the lewer aad erper limits are la the Free Response (Possible Points s2). write your answer in the pace provided or on a separate sheet of paper. Show work for full eredita 13. A psychologist has devised a stress test for dental patients sitting in the waiting rooms canal to this test, the strew scale of 1 to 10) fe patients wwitiug fe root J treatments are found to be approximately ditrahuled with a and standard deviation of 0.73. 1.51, (a) (4 points) What mios) (h) (4 points) What pereentage of such patients have a strew hetween 6 and s? o su 02 177 54 73 (e) (4 points) What peroentaee of such patients have a streno higher than s?Explanation / Answer
(d)
excel formula:
(e) IQR (Inter-quartile range):
IQR= Q3-Q1 =0.985
Limit for: Lower Upper P(lower<X<upper) 68% (2-sigma) 6.86 8.32 68% 95% (4-sigma) 6.13 9.05 95% 99.7% (6-sigma) 5.4 9.78 99.7%Related Questions
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