Facebook Is

question 79

Multiple Choice

Facebook is

• A)a website where users may create a personal profile;add other users as friends;and exchange comments,photos,videos,and "likes" with them.
• B)a website that enables users to send and receive "tweets," messages up to 140 characters long.
• C)a business-oriented website that lets users post their professional profiles to connect to a network of businesspeople.
• D)a video-sharing website in which users can upload,distribute,view,and comment on videos.
• E)a virtual content-sharing social network that allows people to share images of their favorite things such as clothing,craft ideas,and recipes as well as enables them to categorize these images.

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Definitions:

Mean Absolute Deviation

The mean absolute deviation is a measure of dispersion in a dataset, calculated as the average of the absolute differences between each data point and the dataset's mean.

Sum of Squares

A measure used in statistics to describe the variability of data points around the mean or another value.

Forecasting Models

Quantitative and qualitative models used to predict future data points, trends, or patterns, based on historical and current data.

Absolute Deviation

The absolute difference between each data point in a set and a point of central tendency, often the mean or median.