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They are measures of the spread of distributions about their mean.

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โˆ™ 2012-08-31 21:58:48
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A polynomial of degree zero is a constant term

The grouping method of factoring can still be used when only some of the terms share a common factor A True B False

The sum or difference of p and q is the of the x-term in the trinomial

A number a power of a variable or a product of the two is a monomial while a polynomial is the of monomials

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Q: What do the variance and the standard deviation measure?
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Related questions

Why standard deviation is better measure of variance?

1. Standard deviation is not a measure of variance: it is the square root of the variance.2. The answer depends on better than WHAT!


What does the standard deviation tell us?

standard deviation is the square roots of variance, a measure of spread or variability of data . it is given by (variance)^1/2


Can standard deviation be larger then its variance?

No. The standard deviation is the square root of the variance.


How do you calculate variance given standard deviation?

Square the standard deviation and you will have the variance.


What is the relationship between the variance and the standard deviation?

is variance the square of the standard deviation


Which measure of variation is appropriate when using the mean?

The variance or standard deviation.


How do you calculate standard deviation if I know variance?

Standard deviation = square root of variance.


What is the relationship between standard deviation and variance?

Standard deviation is the square root of the variance.


Is the variance of a group of scores the same as the squared standard deviation?

The standard deviation is defined as the square root of the variance, so the variance is the same as the squared standard deviation.


Standard deviation is 13.1 What is the variance?

Standard deviation, σ = 13.1 Variance, σ2 = 171.6


Is variance directly proportional to standard deviation?

Variance isn't directly proportional to standard deviation.


Can standard deviation and variance be negative?

No. Neither the standard deviation nor the variance can ever be negative.

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