Instruction 9-4 A Drug Company Is Considering Marketing a New Local Anaesthetic.The

question 162

Short Answer

Instruction 9-4
A drug company is considering marketing a new local anaesthetic.The effective time of the anaesthetic the drug company is currently producing has a normal distribution with a mean of 7.4 minutes with a standard deviation of 1.2 minutes.The chemistry of the new anaesthetic is such that the effective time should be normal with the same standard deviation,but the mean effective time may be lower.If it is lower,the drug company will market the new anaesthetic;otherwise,it will continue to produce the older drug.A sample of size 36 results in a sample mean of 7.1.A hypothesis test will be done to help make the decision.
-Referring to Instruction 9-4,the value of the test statistic is ________.

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Definitions:

Truth Values

The valuation in logic that indicates the truthfulness of a proposition, typically true or false.

Truth Table

A mathematical table used in logic to determine whether a compound statement is true or false.

Atomic Sentences

Sentences without any logically connective components, expressing a single idea.

Truth Values

The attribution of truth or falsity to propositions, indicating whether they are true or false.