SCENARIO 12-8 a Study Was Conducted to Determine Whether the Use of Use

question 51

Multiple Choice

SCENARIO 12-8
A study was conducted to determine whether the use of seat belts in motor vehicles depends on the educational status of the parents.A sample of 792 children treated for injuries sustained from motor vehicle accidents was obtained,and each child was classified according to (1) parents' educational status (College Degree or Non-College Degree) 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.

-Referring to Scenario 12-8,at 5% level of significance,the critical value of the test statistic is

• A)3.8415
• B)5.9914
• C)9.4877
• D)13.2767

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Definitions:

Rectal

Related to the rectum, the final section of the large intestine, terminating at the anus.

Pasteurization

A heat treatment process applied to food and drinks to kill harmful microorganisms and extend shelf life without significantly altering the taste or nutritional value.

Sterilizing (Autoclave)

A process of killing all microorganisms, including spores, on tools or equipment by using high pressure and steam in a device known as an autoclave.

Boiling

The rapid vaporization of a liquid when it is heated to its boiling point.