Organizing Data
Data
Graphs
Interpreting Data
Practice Questions
100
What is a bar graph?
A graphic representation of data on similar things.
100
What is data?
Information that describes events or qualities.
100
According to the graph on page 27 the relative percentages of hydrogen, helium, and other elements of the suns core are what?
hydrogen- 3% helium- 64% other elements- 2%
100
According to the circle graph on page 28, which singe body contains most of the solar system's mass?
The sun
100
Pamela has data on the percentage of students the rank horror, drama, romance, and comedy as their favorite type of movie. What is the best way to organize Pamela's data?
Circle graph
200
What is a best-fit line?
A straight line on a graph with many points above it, as below it.
200
What is mean?
In data set, the average of all number values; the sum divided by the number of values in the data set.
200
According to the graph on page 27, where in the sun do the relative percentages of hydrogen, helium, and other elements stop changing and level off?
At the edge of the core.
200
According to the circle graph on page 28, what group makes of the greater percentage of the solar system's mass?
Gas giants
200
A scientist wants to show how raising the temperature of a gas will increase it's volume. If the scientist wants the reader to see this relationship quickly, which of the following would be the best choice of representing data?
Line graph
300
What is a circle graph?
A graphic representation of data showing percentages as a whole.
300
What is median?
The middle value in a group of numbers arranged in order or, if there is an even number of values, the average of the two middle values.
300
Refer to the graph on page 27. The core of the sun acts as a fusion reactor that turns any hydrogen atoms within its boundaries into helium atoms. Use this fact to explain the data shown on the graph.
Because the sun's core turns hydrogen into helium, it makes sense that the core would have a higher percentage of helium than hydrogen. It also makes sense that once one gets farther from helium reactions in the core, then the percentage of hydrogen increases and the percentage of helium decreases.
300
According to the table on page 29, which of Jupiter's four largest moons has the greatest mass?
Ganymede
300
According to the answer choices on page 37, on question four, which graph best represents the data of a student who did an investigation in which a beaker filled with ice water was allowed to warm room temperature air?
Answer choice A.
400
What is a line graph?
A graphic representation in data showing how the change in one variable affects another variable.
400
What is mode?
In a data set, the number value that occurs most frequently.
400
According to the graph on page 28, estimate the difference between Mar's maximum and minimum distances from the sun.
About 40 million km
400
According to the table on page 29, which of Jupiter's four largest moons is the least dense?
Callisto
400
According to the answer choices on page 37, on question five, which graph best represents the data of Rashad, who drove his car at a constant speed of 100 km/hr?
Answer choice C.
500
What is a scatter plot?
A graph of points representing a collection of data.
500
What is a table?
A set of rows and columns that displays data.
500
According to the graph on page 28, which two terrestrial planets how orbits the are most shaped like circles?
Venus & Earth
500
According to the table on page 29, the dwarf planet, Pluto has a diameter of about 2300km. Of Jupiter's for largest moons, how many have a diameter greater than Pluto's.
All of them
500
According to the graph page 36, question one, which person is most likely losing weight?
Irene
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