Two Technicians Are Discussing Engine Operation

question 26

Multiple Choice

Two technicians are discussing engine operation. Technician A says that valve timing is critical to smooth engine operation. Technician B says that ignition timing is critical to smooth engine operation. Who is correct?

• A) A only
• B) B only
• C) Both A and B
• D) Neither A nor B

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Definitions:

Relative Frequency

The ratio of the absolute frequency of a particular value to the total number of data values in a dataset.

Class B

Often used in categorization systems to denote a second or intermediate quality, level, or grouping.

Absolute Frequency

The total count of occurrences of a specific event or characteristic in a given dataset.

Median

The middle value in a set of data when it is ordered in numerical sequence, or the average of the two middle values when the set has an even number of values.