A Manufacturer of Salad Dressings Uses Machines to Dispense Liquid

question 55

Essay

A manufacturer of salad dressings uses machines to dispense liquid ingredients into bottles that move along a filling line.The machine that dispenses dressing is working properly when 8 ounces are dispensed.The standard deviation of the process is 0.15 ounces.A sample of 48 bottles is selected periodically,and the filling line is stopped if there is evidence that the mean amount dispensed is different from 8 ounces.Suppose that the mean amount dispensed in a particular sample of 48 bottles is 7.983 ounces.Calculate the test statistic.

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Definitions:

Respiratory System

The network of organs and tissues involved in the process of breathing and exchanging oxygen and carbon dioxide.

Muscle Tension

The condition of muscles being partially contracted for an extended period, often as a response to stress or physical exertion.

Sedatives

Sedatives are a category of drugs that slow brain activity, used to relax, calm, or induce sleep, often prescribed for anxiety or insomnia.

Depressant

A substance that reduces the functioning of the central nervous system, often leading to decreased awareness, judgement, and body movement.