A Company Decided to Test the Hypothesis That the Average

question 83

Multiple Choice

A company decided to test the hypothesis that the average time a company's employees are spending to check their private e-mails at work is more than 6 minutes.A random sample of 40 employees were selected and they averaged 6.6 minutes.It is believed that the population standard deviation is 1.7 minutes.The α is set to 0.05.The p-value for this hypothesis test would be ______.

• A) 0.0644
• B) 0.0129
• C) 0.0268
• D) 0.0395

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Definitions:

Crystalline Polymers

Polymers characterized by a highly ordered structure resulting in sharp melting points and often increased strength and rigidity.

Plasticizer

A substance added to a material to increase its flexibility or fluidity.

Crystallinity

A measure of the degree to which a material has a well-ordered, repeating atomic structure.

Ordered Rankings

A method of arranging data points or items based on their value or importance in an ascending or descending sequence.