What Would Happen If You Had a Car Made Completely

question 26

Multiple Choice

What would happen if you had a car made completely of plastic, with no metal parts, and you drove over a vehicle sensor embedded in the road surface?

• A) You would overload the sensor, so this is an excellent method for forcing all lights to turn green.
• B) The circuit would detect the absence of magnetic flux, thereby working normally.
• C) The sensor would signal with the opposite polarity, indicating you've already gone through the intersection.
• D) The sensor would not notice you or your vehicle, and you'd be stuck at the red light.

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Definitions:

Studentized Range Statistic

A statistical measure used in significance testing of the difference between the highest and the lowest means in a set, taking into account sample size.

Tukey's Multiple Comparison

A statistical method used to find which means among a set of means differ from the rest after conducting an ANOVA test.

Fisher's LSD

A statistical method used to compare means while controlling for familywise error rate in the context of an ANOVA.

Pooled Variance Estimator

An estimate of variance that combines the variances from two or more samples, assuming that they come from populations with the same variance.