Which Statement Is Incorrect

question 24

Multiple Choice

Which statement is incorrect?

• A)Positive autocorrelation results in too many centerline crossings in the residual plot over time.
• B)The R² statistic can only increase (or stay the same) when you add more predictors to a regression.
• C)If the F-statistic is insignificant, the t statistics for the predictors also are insignificant at the same α.
• D)A regression with 60 observations and 5 predictors does not violate Evans' Rule.

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Definitions:

Continuous Random Variables

Variables that can take on an infinite number of values within a given range. These values can represent measurements.

Probability Distributions

Mathematical functions defining the likelihood of different outcomes or values for a random variable.

Interval

A range of values or numbers that includes an upper and lower boundary.

Binomial

A probability distribution that describes the number of successes in a fixed number of independent trials, with only two possible outcomes for each trial.