Scatterplots: Part 1

The scatter plot shows the number of absences in a week for classes of different sizes. Trevor concluded that there is a positive correlation. Which statement best describes why Trevor's conclusion was incorrect.

• The largest class does not have the most absences.

• The smallest class does not have the least number of absences.

• The data show no relationship between class size and number of absences.

• The data show a negative relationship between class size and number of absences.

This scatterplot could show the relationship between which two variables?

• speed of an airplane (x) vs. distance traveled in one hour (y)
• outside air temperature (x) vs. air-conditioning costs (y)
• age of an adult (x) vs. height of an adult (y)
• distance traveled (x) vs. gas remaining in the tank (y)

Tags

CCSS.HSS.ID.B.6

This scatter plot shows the average traffic volume and average vehicle speed on a certain freeway for 50 days in 1999.  Which statement best describes this relationship.

• As traffic volume increases, vehicle speed increases.
• As traffic volume increases, vehicle speed decreases.
• As traffic volume increases, vehicle speed increases at first, then decreases.
• As traffic volume increases, vehicle speed decreases at first, then increases.

Tags

CCSS.HSF.IF.B.4

What type of relationship does this graph have?

• Positive

• Negative

• No Trend

• Constant

What is the type of relationship?

• Negative

• No Correlation

• Positive

• Constant

What type of relationship does this graph have?

• Positive

• Negative

• No Correlation

• Constant

Based on the scatter plot, which statement best describes the trend?

• As the daily temperature increases, the number of beach visitors increases.
• as the daily temperature decreases, the number of beach visitors increases.
• As the daily temperature increases, there is no change in the number of beach visitors
• As the daily temperature increases, the number of beach visitors decreases

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.7

Which statement best describes the relationship shown in this scatter plot?

• Students with a bigger shoe size earn a higher math score
• Students with a smaller show size earn a higher math score
• A student's shoe size has no effect on their math score
• A student with a shoe size of 8 will always earn a score of 80%

Tags

CCSS.HSS.ID.B.6

Describe the association of the scatter plot

• Linear; positive correlation

• Linear; negative correlation

• Non-linear

Which scatterplot suggests a linear relationship between x and y?

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• 
• 
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Tags

CCSS.8.F.A.3