When a Comet Is Far from the Sun, Which Feature(s)

question 96

Multiple Choice

When a comet is far from the Sun, which feature(s) does it have?

• A) nucleus
• B) coma
• C) ion tail
• D) dust tail
• E) all of these

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Definitions:

Durbin-Watson Test

A statistical test used to detect the presence of autocorrelation at lag 1 in the residuals from a regression analysis.

First-Order Autocorrelation

The correlation between values in a series and their immediate predecessors, often used to detect patterns or trends in time series data.

Durbin-Watson Statistic

Utilized to check for the presence and intensity of autocorrelation between residuals in linear regression models.

Negative Autocorrelation

A situation in a time series where current values are inversely related to previous values, meaning increases lead to future decreases and vice versa.