Math HH

profilelewis12
math_h.doc.docx

Create a carefully proofread and grammatically correct Word document that includes answers to the questions below.

Go to the following link to answer the questions below : http://www.google.com/publicdata/explore?ds=d5bncppjof8f9_#!ctype=l&strail=false&bcs=d&nselm=h&met_y=sp_pop_totl&scale_y=lin&ind_y=false&rdim=region&idim=country:CHN:USA:IND&ifdim=region&hl=en_US&dl=en_US&ind=false

1. Using your mouse to find the points on each country’s population line, complete the chart below: (3 points)

Country

1975

2000

China

India

United States

Question

Points Possible

Points Earned

Comments

Country 1

1

Country 2

1

Country 3

1

Total

3

2. Use the following equation:

to predict the future populations of the three countries. To do this, consider 1975 as the start point (i.e. ) and the corresponding population value for . To find , substitute the second population point (from 2000) into the and values, respectively. Identify the equations to model each of the country’s population growth model. Show all work. (12 points)

a) China:

b) India:

c) United States:

Question

Points Possible

Points Earned

Comments

Country 1

4

Country 2

4

Country 3

4

Total

12

3. Using the models found in part 2, predict the populations for each country in 2008. Show all work. (3 points)

a) China:

b) India:

c) United States:

Question

Points Possible

Points Earned

Comments

Country 1

1

Country 2

1

Country 3

1

Total

3

4. Now, compare the projected values from your equation with the actual values from the website (12 points):

a) Complete the table

Country

Projected 2008 population

Actual 2008 population

China

India

United States

b) Were the values for each country accurate? Why or why not? Provide at least 3 sentences using a mathematical foundation to support your answer.

Question

Points Possible

Points Earned

Comments

Correct table

3

Analysis of data

6

Well written/grammatically correct/spell check

3

Total