An E-Business/e-Commerce Information Technology Consulting Company Wants to Compare the Effectiveness

question 75

Multiple Choice

An e-business/e-commerce information technology consulting company wants to compare the effectiveness of three programming languages that its programmers use. Currently each programming language is used by approximately 1/3 of the company's programmers. The director of the programming division randomly selected five programmers from the users of each of the three programming languages and assigned the same simple programming task to each programmer. All three populations have highly skewed distributions with extreme outliers. The rank sum values for each of the programming groups are T₁ = 23, T₂ = 48, and T₃ = 49. At α = .05, does the median time required to program a simple task differ between the three different programming languages?

• A) H = 4.34, reject the null hypothesis.
• B) H = 4.34, do not reject the null hypothesis.
• C) H = 5.99, reject the null hypothesis.
• D) H = 5.99, do not reject the null hypothesis.

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Definitions:

Taxable Income

Taxable income is the amount of an individual's or a company's income used to calculate how much tax they owe to the government in a given tax year.

Tax Advantage

Financial benefits granted by government taxation policies, such as deductions, exclusions, or credits, to encourage certain activities or investments.

Net Realizable Value

The estimated selling price of goods minus the cost of their sale or completion.

Sales Price

The amount a buyer pays to purchase a product or service.