A Dependent T-Test Is Used to Identify If Any

question 5

Multiple Choice

A dependent t-test is used to identify if any?

• A) Difference in means between groups containing different people when the data are normally distributed, have equal variances and data are at least interval.
• B) Difference in means between groups containing different people when the data are not normally distributed or have unequal variances.
• C) Difference in means between groups containing the same people when the data are normally distributed, have equal variances and data are at least interval.

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Definitions:

Drone

An unmanned aerial vehicle (UAV) that can be remotely controlled or fly autonomously through software-controlled flight plans.

Average Fixed Costs

The total fixed costs of production divided by the quantity of output produced, indicating the average fixed expense per unit of output.

Drones

UAVs are aircraft systems that can be operated from a distance or navigate independently using flight plans programmed into their onboard software.

Average Variable Costs

The total variable costs of production divided by the quantity of output produced, representing the per-unit variable cost of production.