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Linear Functions and Population Growth

Linear Functions and Population Growth

Assessment

Interactive Video

Mathematics, Education

6th - 8th Grade

Practice Problem

Hard

Created by

Emma Peterson

FREE Resource

The video tutorial explains how to construct a linear function to model real-world scenarios, using the example of an antelope population in a wild animal park. It covers the concepts of slope and y-intercept, demonstrates how to calculate them from different representations, and highlights common mistakes in interpreting linear functions. The tutorial concludes with a detailed example of modeling population growth using a linear function.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the initial population of antelope in the wild animal park?

50

75

100

150

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the constant rate of change in a linear function called?

Coefficient

Intercept

Slope

Variable

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the function y = 3x + 2, what does the number 2 represent?

Variable

Y-intercept

X-intercept

Slope

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a common mistake when interpreting the cost of a cell phone plan with unlimited minutes?

Thinking it's a curved line

Thinking it's a diagonal line

Thinking it's a vertical line

Thinking it's a horizontal line

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What should the graph of a cell phone plan with a fixed cost look like?

A vertical line

A diagonal line

A horizontal line

A curved line

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the y-intercept in the antelope population problem?

5

50

100

150

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many antelope are added to the population each year?

3

10

5

2

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