PSY 520

Chamberlain School Of Nursing

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PSY 520 Topic 7 ExerciseChapter 19 and 20-Latest Update
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10

januari 2022

2021/2022

A+
19.9 a.) Using the .01 level of significance, test the null hypothesis that in the underlying population, crimes are equally likely to be committed on any day of the week. Response: H0=Psun=Pmon=Ptues=Pwed=Pthurs=Pfri=Psat=17 H1 :H0 is false Decision Rule: Reject H0 at the 0.01 level of significance is x2≥16.81 Calculations: total sample¿ ¿ f e=(expected proportion)¿ Frequen cy Mon Tues Wed Thurs Fri Sat Sun Total f o 17 21 22 18 23 24 15 140 f e 20 20 20 20 20 20 20 140 Nul...
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