An Experiment Was Done to Compare the Effect of Having

question 10

Multiple Choice

An experiment was done to compare the effect of having a conversation via a hands-free mobile phone, having a conversation with an in-car passenger, and no distraction (baseline) on driving accuracy. Twenty participants from two different age groups (18-25 years and 26-40 years) took part. All participants in both age groups took part in all three conditions of the experiment (in counterbalanced order) , and their driving accuracy was measured by a layperson who remained unaware of the experimental hypothesis.
-Which of the following sentences regarding the output below is correct?

• A)Variances are heterogeneous for all levels of the repeated-measures variable.
• B)Sphericity can be assumed in all conditions.
• C)None of the means in each driving condition differ from each other.
• D)Variances are homogeneous for all levels of the repeated-measures variable.

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Definitions:

Unlevered Cost

The cost of an investment or project that does not include the effects of borrowing; also known as the cost of capital with no debt financing.

Annual Coupon

A fixed interest payment made by a bond annually until its maturity date.

Tax Rate

The segment of financial income that is requisitioned by state authorities from individuals or businesses as tax.

All Equity

A capital structure of a company or financial strategy where all financing is derived from shareholders' equity rather than combining equity with debt financing.