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irina [24]
3 years ago
6

What would happen to the variance of a data set if we multiplied every observation by S?

Mathematics
1 answer:
kipiarov [429]3 years ago
4 0
The variance of a constant is zero. Rule 2. Adding a constant value, c, to a random variable does not change the variance, because the expectation (mean) increases by the same amount. ... Multiplying a random variable by a constant increases the variance by the square of the constant.
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Write the equation of a line perpendicular to 5x - 7y =-6 that passes through the point (-5,6)
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Answer:

  7x +5y = -5

Step-by-step explanation:

You can find the perpendicular line by swapping the x- and y-coefficients, and negating one of them. The new constant can be found by using the given point.

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The perpendicular line through (-5, 6) is ...

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3 0
3 years ago
How to divide polynomials using synthetic division
malfutka [58]

Answer:

Step 1: Set up the synthetic division.

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Step-by-step explanation:

7 0
2 years ago
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7 0
4 years ago
the population of san san Pablo ca is about 33,950 people. ten years ago the population was about 30,000. by what PERCENT did th
azamat

Answer:

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Explain:

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