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dybincka [34]
3 years ago
7

Independent variable vs dependent variable example

Mathematics
1 answer:
Lina20 [59]3 years ago
3 0

Independent variables are the variables that can change on their own.

Dependent variables are the ones that change as a result.

If we study how long students study on a test and show how much that affects their grade, then the amount of time they study would be the independent variable. It changes on it's own based on the student's preference. The test scores would be the dependent variable because it changes with the amount the student studies.

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The pressure of a man sitting on a surface with an area of 24 square meters is 15Pa calculate the force exerted by the man​
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Step-by-step explanation:

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Hatshy [7]

Answer:

Greatest population density: Denmark

Smallest population density: The U.S.

Step-by-step explanation:

Population density = population / area

So let's find the population density of each country

For U.S

Population: 272,648,000

Area: 9,364,520 sq km

Population density: 272,648,000/9,364,520=29.1 ( rounded to the nearest tenth )

So the population density of the U.S is 29.1 people per sq km

For Denmark

Population: 5,248,000

Area: 42,077

Population density: 5,248,000/42,077=124.7 ( rounded to the nearest tenth )

So the population density of Denmark is 124.7 people per sq km

For Ghana

Population: 18,339,000

Area: 237,533

Population density: 18,339,000/237,533=77.2 ( rounded to the nearest tenth ).

So the population density of Ghana is 77.2 people per sq km

Now that we have calculated the population density of each country let's look back at the question

Which country has the greatest population density? Which country has the least?

Looking at the population densities we can conclude that Denmark has the largest population density at 124.7 people per sq km and the U.S. has the smallest population density at 29.1 people per sq km

3 0
3 years ago
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Answer:

hi there!

the correct answer to this question is: D. reflection over the y-axis

Step-by-step explanation:

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the number of right handed students in a mathematics class is nine times the number of left hand students. the total number of s
rewona [7]

Answer:

3 left handed and 27 right handed.

Step-by-step explanation:

9+1=10

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3*9=27

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7 0
3 years ago
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