Multiply and Simplify (x-5)(x^3 - 6x - 4)
1 answer:
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Answer:
Explanation:
- Solve For X: 12yx = 5z
[ Divide Both Sides By 12y ]
12xy / 12y = 5z / 12y
- x = 5z / 12y
- PNW
A Z-score helps us to understand how far is the data from the mean. The correct option is B.
<h3>What is Z-score?</h3>A Z-score helps us to understand how far is the data from the mean. It is a measure of how many times the data is above or below the mean. It is given by the formula,
Where Z is the Z-score,
X is the data point,
μ is the mean and σ is the standard variable.
The weight of a randomly selected pack of gum has a z-score of 3.11. Therefore, The weight of this pack of gum is heavier than the mean weight by 3.11 standard deviations.
Hence, the correct option is B.
Learn more about Z-score:
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