Technician a Says That Cutting Out One Cylinder at Idle

question 24

Multiple Choice

Technician A says that cutting out one cylinder at idle to check for a misfire condition will reduce idle speed by close to 100 rpm in a six-cylinder engine idling at 600 rpm if the cylinder is operating properly. Technician B says it is not possible to detect a misfiring cylinder at idle by noting a change in idle speed during cylinder cutout testing for any cylinder. Who is correct?

• A)Technician A"
• B)Technician B"
• C)Both A and B
• D)Neither A nor B"

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Definitions:

Dispersed

Spread out or scattered, not concentrated in one area.

Data Distribution

The way in which data points are spread or dispersed across values in a dataset.

Skewness

A measure of the asymmetry of the probability distribution of a real-valued random variable; indicates how the tail on one side of the distribution compares to the tail on the other side.

Standard Deviation

A measure of the amount of variation or dispersion in a set of values, indicating how much the values deviate from the mean.