You work for an insurance company and are studying the relationship between types of crashes and the vehicles involved. As part of your study, you randomly select 3577 vehicle crashes and organize the...


(c) Calculate the test statistic.


d) Decide whether to reject or fail to reject the null hypothesis. Then interpret the decision in the context of the original claim.


You work for an insurance company and are studying the relationship between types of crashes and the vehicles involved. As part of your study, you randomly select 3577 vehicle crashes and organize the resulting<br>data as shown in the contigency table. At<br>a = 0.10, can you conclude that the type of crash depends on the type of vehicle? Complete parts (a)<br>through (d).<br>Vehicle<br>Type of crash<br>Single-vehicle<br>Multiple-vehicle<br>Car<br>Pickup<br>Sport utility<br>826<br>389<br>305<br>413<br>1194<br>450<br>Which region below is the correct rejection region?<br>O A. x? 2 x3<br>O B. x? sx3<br>O C. x? < xổ<br>D. x? > x3<br>(c) Calculate the test statistic. If convenient, use technology.<br>x2 = (Round to three decimal places as needed.)<br>

Extracted text: You work for an insurance company and are studying the relationship between types of crashes and the vehicles involved. As part of your study, you randomly select 3577 vehicle crashes and organize the resulting data as shown in the contigency table. At a = 0.10, can you conclude that the type of crash depends on the type of vehicle? Complete parts (a) through (d). Vehicle Type of crash Single-vehicle Multiple-vehicle Car Pickup Sport utility 826 389 305 413 1194 450 Which region below is the correct rejection region? O A. x? 2 x3 O B. x? sx3 O C. x? < xổ="" d.="" x?=""> x3 (c) Calculate the test statistic. If convenient, use technology. x2 = (Round to three decimal places as needed.)

Jun 05, 2022
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