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Blue Chapter 9 Pretest

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Last updated almost 7 years ago
9 questions
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Question 1
1.

POPULATION: The graph shows the population (in millions) of the United States from 1960 to 2010. In what year was the population of the United States about 180 million?

Question 2
2.

What was the approximate population of the United States in 1990?

Question 3
3.

Describe the trend shown by the data.

Question 4
4.

WEIGHT: The table shows the weight of a baby over several months. Which scatterplot matches the data






Question 5
5.

Write an equation of the line of fit. Remember y=mx+b

Question 6
6.

The baby is gaining 1.5 pounds per month and was born with a weight of 7 pounds.

Question 7
7.

READING: You ramdomly survey students at your school about what type of books they like to read. The two-way table shows your results. Find and interpret the marginal frequencies. Select all that are correct.

Question 8
8.

Choose the best data display for the following situation: Magazine sales grouped by price.

Question 9
9.

Choose the best data display for the following situation: The distance a person hikes each week.