The Average Hourly Wage of Computer Programmers with 2 Years $\mu$

question 20

Multiple Choice

The average hourly wage of computer programmers with 2 years of experience has been $21.80.Because of high demand for computer programmers,it is believed there has been a significant increase in the average wage of computer programmers.To test whether or not there has been an increase,the correct hypotheses to be tested are

• A)H₀: \(\mu\) < 21.80 H_a: \(\mu\) \(\ge\) 21.80
• B)H₀: \(\mu\) = 21.80 H_a: \(\mu\) \(\neq\)21.80
• C)H₀: \(\mu\) > 21.80 H_a: \(\mu\) \(\le\) 21.80
• D)H₀: \(\mu\) \(\le\) 21.80 H_a: \(\mu\) > 21.80

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Definitions:

Vector Organisms

Animals like mosquitoes, ticks, and birds that carry and spread pathogens (germs or other infectious agents) in a given area.

Pathogens

Microorganisms, such as bacteria, viruses, fungi, or parasites, that can cause disease or illness in their host.

Geographic Locations

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Pandemic

An epidemic of an infectious disease that has spread across a large region, for instance multiple continents or worldwide, affecting a substantial number of people.