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Unit 6 - Problem Set - Homework 1

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Last updated about 2 hours ago
10 questions

A long stretch of a popular beach is overseen by the local coast guard, Angelina. Over a period of 60 years the Angelina has kept track of the number of shark attacks occurring along the coast as well as the hour during the day in which the attack occurred. The table and corresponding scatter plot show the data Angelina collected.

*Note: The time of day is given by a 24 hour clock, also known as military time.


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Chiebuka collects data about the people and economy in the United States. The graph below shows his findings and represents the population (in millions) and the number of licensed drivers (in millions) for 20 different states for the year 2010.


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Question 1b
1b.

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Question 2a
2a.
What does the circled data point represent?

At _______ (state the time of the day 00:00) there were _______ shark attacks.
Question 2b
2b.

Describe the association that exists between time of day and the number of shark attacks.

Do you see a pattern?

Give a possible explanation as to why this graph is shaped the way it is.

Question 3
3.

Is there an association between the weight of a candle and the amount of time it burns?

State YES or NO then explain what happens to the weight of a candle the longer it burns...

Question 1a
1a.

What does the circled data point (37.25, 23.75) represent in the context?

Select all that apply.

In 2010, Texas had a population of approx. 25.15 million people and had approx. 15.2 million licensed drivers.

Circle the data point in RED that represents Texas according to the directions!
Question 1c
1c.

What does the graph show about the relationship between a state's population and the number of licensed drivers in the state?

Select all that apply.

Question 1d
1d.
If a state has a population of approximately 32 million people, approximately how many licensed drivers would you expect to find in the state based on the trend in the scatter plot?

About _______ million licensed drivers.
Question 1e
1e.
If a state has approximately 12 million licensed drivers, what would you expect the population to be based on the trend in the scatter plot?

About _______ million people.
Question 1f
1f.
Compare the population and amount of licensed drivers for points A and B.

Are they similar or different?

The populations of City A (Point A) and City B (Point B) are _______ (different/similar).

The amount of licensed drivers of City A (Point A) and City B (Point B) are _______ (different/similar).

_______ has more licensed drivers than _______ .
Question 1g
1g.

Data point A represents the state of Florida and data point B represents the state of New York.

WHY would New York have a similar population to Florida but fewer licensed drivers?

HINT** - Why does Point B (New York) have less licensed drivers than Point A (Florida)?

23.75 represents 23.75 million licensed drivers
37.25 represents a population of 37.25 million
23.75 represents a population of 23.75 million people
There is a state with a population of 37.25 million people and 23.75 million licensed drivers.