Seat Belts a Study Was Conducted to Determine Whether the Use of the Use

question 32

Essay

Seat Belts
A study was conducted to determine whether the use of seat belts in vehicles depends on whether or not a child was present in the car.A sample of 1,000 people treated for injuries sustained from vehicle accidents was obtained,and each person was classified according to (1)child present (yes/no)and (2)seat belt usage (worn or not worn)during the accident.The data are shown in the table below. ​ ​
-{Seat Belts Narrative} At 5% level of significance,what is the proper conclusion?

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Definitions:

Gross Profit

The financial gain obtained after deducting the cost of goods sold from total sales revenue, representing the efficiency of core operations.

Inventory Turnover

A measure of how many times a company's inventory is sold and replaced over a period, indicating the efficiency of inventory management.

Average Daily Cost

The average daily cost refers to the total cost per day, calculated by dividing the total expenses by the number of days in the period under consideration.

Days' Sales

A financial metric that estimates the average time it takes a company to convert its inventory into sales.