Two Technicians Are Discussing Legal Concerns

question 77

Multiple Choice

Two technicians are discussing legal concerns. Technician A says that most shops are dishonest in dealing with customers. Technician B says that poorly repaired vehicles can be dangerous to operate. Who is correct?

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

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Definitions:

Prediction Interval Estimate

A prediction interval estimate is a range of values that is likely to include the value of a single new observation predicated on the existing data set.

Confidence Interval Estimate

A range of values, derived from sample statistics, that is likely to contain the value of an unknown population parameter at a specified confidence level.

Average Regression Interval

Average regression interval describes the range within which the average value of the dependent variable falls, based on a linear regression model.

X Versus Y Correlation Interval

A range of values that estimates the strength and direction of the linear relationship between two variables.