A study published in the American Journal of Public Health was conducted to determine whether the use of seat belts in motor vehicles depends on ethnic status in San Diego County. A sample of 792 children treated for injuries sustained from motor vehicle accidents was obtained, and each child was classified according to (1) ethnic status (Hispanic or non-Hispanic) and (2) seat belt usage (worn or not worn) during the accident. The number of children in each category is given in the table below. Hispanic Non-Hispanic Seat belts worn 31 148 Seat belts not worn 283 330 Referring to these data, the calculated test statistic is: Seleccione una: A. nearly -0.1368 O B. approximately -0.9991 O C. approximately 72.8063 D. about 48.1849
A study published in the American Journal of Public Health was conducted to determine whether the use of seat belts in motor vehicles depends on ethnic status in San Diego County. A sample of 792 children treated for injuries sustained from motor vehicle accidents was obtained, and each child was classified according to (1) ethnic status (Hispanic or non-Hispanic) and (2) seat belt usage (worn or not worn) during the accident. The number of children in each category is given in the table below. Hispanic Non-Hispanic Seat belts worn 31 148 Seat belts not worn 283 330 Referring to these data, the calculated test statistic is: Seleccione una: A. nearly -0.1368 O B. approximately -0.9991 O C. approximately 72.8063 D. about 48.1849
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.5: Interpreting Data
Problem 1C
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![A study published in the American Journal of Public Health was conducted to determine whether the use of seat belts in motor vehicles depends on ethnic status in
San Diego County. A sample of 792 children treated for injuries sustained from motor vehicle accidents was obtained, and each child was classified according to (1)
ethnic status (Hispanic or non-Hispanic) and (2) seat belt usage (worn or not worn) during the accident. The number of children in each category is given in the table
below.
Hispanic
Non-Hispanic
Seat belts worn
31
148
Seat belts not worn
283
330
Referring to these data, the calculated test statistic is:
Seleccione una:
O A. nearly -0.1368
B. approximately -0.9991
O C. approximately 72.8063
O D. about 48.1849](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F00fbdba4-42bc-4346-9411-04714e88dad2%2F86f44792-586b-4219-9ef9-2f9a0910f6f5%2Fgz4o8tf_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A study published in the American Journal of Public Health was conducted to determine whether the use of seat belts in motor vehicles depends on ethnic status in
San Diego County. A sample of 792 children treated for injuries sustained from motor vehicle accidents was obtained, and each child was classified according to (1)
ethnic status (Hispanic or non-Hispanic) and (2) seat belt usage (worn or not worn) during the accident. The number of children in each category is given in the table
below.
Hispanic
Non-Hispanic
Seat belts worn
31
148
Seat belts not worn
283
330
Referring to these data, the calculated test statistic is:
Seleccione una:
O A. nearly -0.1368
B. approximately -0.9991
O C. approximately 72.8063
O D. about 48.1849
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