Suppose That a One-Tail T-Test Is Being Applied to Find

question 33

Multiple Choice

Suppose that a one-tail t-test is being applied to find out if the population mean is less than 100. The level of significance is 0.05 and 25 observations were sampled. The rejection region is:

• A) t > 1.708
• B) t < -1.711
• C) t > 1.318
• D) t < -1.316
• E) t < -1.542

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Definitions:

Mycobacteria

A genus of Actinobacteria, many species of which are pathogenic and cause diseases such as tuberculosis and leprosy.

Waxy Cell Wall

A characteristic feature of plant cells that provides a protective, hydrophobic barrier to help retain moisture.

Lacks Peptidoglycan

Characteristic of certain cell types that do not have the peptidoglycan layer in their cell walls, distinguishing them from other bacteria, such as gram-positive bacteria.

Antibiotics

Drugs used to fight infections caused by bacteria, either by killing the bacteria or inhibiting their growth.