A Marketing Firm Needs to Replace Its Existing Network Provider

question 84

Multiple Choice

A marketing firm needs to replace its existing network provider and is considering three different providers. A primary consideration is the amount of system downtime. The following table contains the amount of network downtime (in hours) for the last five months for each network provider. Using the critical value approach and α = 0.05, the appropriate conclusion is ________.

• A) reject the null hypothesis, we cannot conclude not all median network downtimes are equal
• B) do not reject the null hypothesis, we cannot conclude not all median network downtimes are equal
• C) reject the null hypothesis, we can conclude not all median network downtimes are equal
• D) do not reject the null hypothesis, we can conclude not all median network downtimes are equal

---

Definitions:

Rental Cost

The expense incurred when hiring or leasing a property, equipment, or other assets for a specified period.

Interest Rates

The cost of borrowing money or the return on investment for savings, usually expressed as a percentage.

Future Dollars

Money that is adjusted for its future value, accounting for inflation or interest earned over time.

Expected Rate of Return

The anticipated amount of profit or loss an investor expects to achieve on an investment.