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(4) One research question that could be posed using the available data: \"Is the

ID: 3049060 • Letter: #

Question

(4) One research question that could be posed using the available data: "Is there an advantage to being at a larger hospital for patients suffering cardiac arrest?" Determine a method that would be appropriate for answering this research question. Using StatCrunch and the available data, perform the statistical procedure deemed appropriate. In one to two paragraphs explain: ) what method was used to answer the research question) the reasoning for using that particular method, and (i) the relevant findings interpreting them in the context of the research question

Explanation / Answer

we can use chi-square test of inependence

TS = 14.79346

criitcal value = 5.99

TS >critical value

we reject the null

hence there is advantage to being at larger hospital

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c1 c2 c3 sum r1 1124 2178 1387 4689 r2 576 886 565 2027 sum 1700 3064 1952 6716 Eij 1 2 3 expected 1 1186.912 2139.234 1362.854 2 513.0881 924.7659 589.1459 0i 1124 2178 1387 576 886 565 Ei 1186.912 2139.234 1362.854 513.0881 924.7659 589.14592 sum (Oi-Ei)^2/Ei 3.334621 0.702493 0.427797 7.713881 1.625057 0.9896113 14.79346 critical value 5.991465