What Is the Difference Between a Wiki and a Blog

question 307

Multiple Choice

What is the difference between a wiki and a blog?

• A)a wiki is free and a blog has a subscription fee
• B)a wiki user can alter the original content of an article, where a blog user can only add information as a comment
• C)a wiki is original content, where a blog is used sources
• D)All of these are correct.

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Definitions:

Standard Residuals

Residuals that have been standardized to have a mean of 0 and a standard deviation of 1, useful for identifying outliers in regression analysis.

Standard Deviation

A statistic that measures the dispersion of a dataset relative to its mean and is calculated as the square root of the variance.

Simple Linear Regression

Simple Linear Regression is a statistical method to model the relationship between a single independent variable and a dependent variable by fitting a linear equation.

Sample Correlation Coefficient

A measure that indicates the degree of linear relationship between two variables in a sample, ranging between -1 and 1, where 1 means a perfect positive correlation and -1 a perfect negative correlation.