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Art [367]
2 years ago
9

For an experiment, a scientist designs a can, 20 cm in height, that can hold water. A tube is installed at the bottom of the can

allowing water to drain out. At the beginning of the experiment, the can is full. When the experiment starts, the water begins to drain, and the height of the water in the can decreases by a factor of each minute. In this situation, is the height of the water a function of time
Mathematics
1 answer:
Alla [95]2 years ago
4 0

In this situation, the height of the water is a linear function of the time.

<h3>What is a linear function?</h3>

A linear function is modeled by:

y = mx + b

In which:

  • m is the slope, which is the rate of change, that is, by how much y changes when x changes by 1.
  • b is the y-intercept, which is the value of y when x = 0, and can also be considered as the initial value.

In this problem:

  • The full can has a height of 20 cm of water, hence b = 20.
  • The height decreases by a factor of each minute, and this factor is the slope m.

Hence, the height of the water is a linear function of the time.

You can learn more about linear functions at brainly.com/question/24808124

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A civil engineer is analyzing the compressive strength of concrete. Compressive strength is normally distributed with σ = 31.62
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A sample size of at least 737 specimens is required.

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We have that to find our \alpha level, that is the subtraction of 1 by the confidence interval divided by 2. So:

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Now, find the width M as such

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In this problem, we have that:

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M = z*\frac{\sigma}{\sqrt{n}}

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6 0
4 years ago
Situation: the ratio of my friends that like basketball to the ratio of my friends that don’t like basketball is 41:30. This mea
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Answer:

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Hope this helps! :)

4 0
3 years ago
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