Keyword Analysis & Research: x2

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What does X2 mean?

x2 is a technology from US Robotics (now 3Com) for the downstream transmission of data over ordinary phone lines at 56 Kbps (thousands of bits per second). The 56 Kbps speed is achieved in the downstream direction only (to your home or business).

What is x2 in statistics?

There are basically two types of random variables and they yield two types of data: numerical and categorical. A chi square (X2) statistic is used to investigate whether distributions of categorical variables differ from one another. Basically categorical variable yield data in the categories and numerical variables yield data in numerical form.

What is zero of x2?

A zero or root (archaic) of a function is a value which makes it zero. For example, the zeros of x2-1 are x=1 and x=-1.

What is x times x 2?

X times 2 means two of x, which is 2x. On the other hand, x raised to the power 2 means x time x, which is x².

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