Friday the 13th, accidents There searchers in Exercise 15also examined the number of people admitted to emergency rooms for vehicular accidents on 12Friday evenings (6each on the6 th and 13th)....



Friday the 13th, accidents
There searchers in Exercise 15also examined the number of people admitted to emergency rooms for vehicular accidents on 12Friday evenings (6each on the6th
and 13th).




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Friday the 13th, accidents The researchers in Exercise 15 also examined the number of people admitted to emergency rooms for vehicular accidents on 12 Friday evenings (6 each on the 6th and 13th). YearMonth6th13th1989October9131990July6121991September11141991December11101992March341992November512 Based on these data, is there evidence that more people are admitted, on average, on Friday the 13th? Here are two possible analyses of the data: Paired I-Test of mu (1 — 2) = 0 vs. mu (l — 2) <0><>






Friday the 13th, accidents The researchers in Exercise 15 also examined the number of people admitted to emergency rooms for vehicular accidents on 12 Friday evenings (6 each on the 6th and 13th). Year Month 6th 13th 1989 October 9 13 1990 July 6 12 1991 September 11 14 1991 December 11 10 1992 March 3 4 1992 November 5 12 Based on these data, is there evidence that more people are admitted, on average, on Friday the 13th? Here are two possible analyses of the data: Paired I-Test of mu (1 — 2) = 0 vs. mu (l — 2) <0 mean="" of="" paired="" differences="3.333" t-statistic="2.7116" w/5="" df="" p="0.0211" 2-sample="" (-test="" of="" mu="" 1="mu2" vs.="" mu="">< mu 2 difference between means 3333 t-statistic — 16644 w /9.940 df p 0%36 a) which of these tests is appropriate for these data? explain. b) using the lest you selected, state your conclusion, c) arc the assumptions and conditions for inference met ? mu="" 2="" difference="" between="" means="" 3333="" t-statistic="" —="" 16644="" w="" 9.940="" df="" p="" 0%36="" a)="" which="" of="" these="" tests="" is="" appropriate="" for="" these="" data?="" explain.="" b)="" using="" the="" lest="" you="" selected,="" state="" your="" conclusion,="" c)="" arc="" the="" assumptions="" and="" conditions="" for="" inference="" met="">
May 22, 2022
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