While Having a Discussion, Technician a Says That the Noise

question 3

Multiple Choice

While having a discussion, Technician A says that the noise from spark knock is caused by the vibration of the combustion chamber walls. Technician B says that it is caused by low volatility. Who is correct?

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

---

Definitions:

Variance

A statistical measurement that describes the spread of numbers in a data set, calculated as the average of squared deviations from the mean.

Probability

A numerical range from 0 to 1 signifying the chances that an event will happen.

Psychiatrist's Theory

A hypothesis or set of hypotheses proposed by a psychiatrist that attempts to explain behavioral, psychological, or mental disorders.

Binomial Random Variable

A type of random variable that assumes only two possible outcomes, success or failure, in a series of independent trials with a constant probability of success.