Scatter Plot Graph

Which data will most likely show a negative correlation when graphed on a scatter plot?

• The student’s height and their general average.

• The outside temperature and the number of people wearing jackets.

• The number of visitors at an amusement park and the length of the lines for the rides.

• The distance a student lives from school and the amount of time it takes to get to school.

The scatter plot shows the number of absences in a week for classes of different sizes. Mark concluded that there is a positive correlation between class size and the number of absences. 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 the number of absences.

Describe the correlation in the graph shown.

• Strong Negative

• Strong Positive

• Weak Negative

• Weak Positive

Describe the correlation in the graph shown.

• Strong Negative

• Strong Positive

• Weak Negative

• Weak Positive

The scatter plot shows the relationship between the number of chapters and the total number of pages for several books. Use the trend line to predict how many pages would be in a book with 19 chapters.

• 150 pages

• 170 pages

• 190 pages

• 210 pages

Which relationship could be represented by this scatter plot?

• As the number of muffins in a box increases, the price increases.

• As the speed of a car increases, the distance the car travels increases.

• As the population of a city increases, the number of schools in the

  city increases.

• As the number of daylight hours increases, the number of night hours decreases.

Using the line of best fit. If a student had a handspan of 20.5cm, find an estimate for their height

• 20.5 cm

• 155 cm

• 160 cm

• 161 cm

Describe the correlation in the graph shown.

• Strong Negative

• Strong Positive

• Weak Negative

• Weak Positive

The scatter plot shows the relationship between the number of chapters and the total number of pages for several books.  Use the trend line to predict how many chapters would be in a book with 180 pages. 

• 12 chapters

• 15 chapters

• 18 chapters

• 21 chapters

If Joe worked 30 hours, how much is he expected to earn?

• $600

• $200

• $1000

• $800