Scatter Graphs for Achievement Points

What does a positive correlation mean?

• If the values of dataset A increase the values of dataset B also increase.

• If the values of data set A increase the values of dataset B decrease.

• If the value of dataset A decrease the values of dataset B also decrease.

• If non of the values increase.

Tags

CCSS.HSS.ID.B.5

Which of these three dataset has the strongest correlation?

• The data in graph B has the strongest correlation because the data points are not too closely clustered around the imagined line of best fit.

• None of these graphs has a correlation

• The data in graph A has the strongest correlation because the data points are very closely and linear clustered around the imagined line of best fit.

• The data in graph A has the strongest correlation because the data points are clustered in a cloud surrounding the imagined line of best fit.

Tags

CCSS.HSS.ID.B.5

Which statement is the best description of the association between the variables in this graph?

• There is a strong relationship or correlation

• There no relationship or correlation

• There is a weak relationship

• There is a negative relationship of correlation

Tags

CCSS.HSS.ID.B.5

Which statement is the best description of the association between the variables of GDP and hours worked?

• People in countries with higher incomes tend to work more

• There is no clear relationship between the level of income and hours worked per year

• People who work more hours have a higher income

• People in countries with higher incomes tend to work less

Tags

CCSS.8.SP.A.1

What was the second highest score in German?

• 82
• 70
• 77
• 72

Tags

CCSS.6.NS.C.7

CCSS.6.SP.B.4

CCSS.6.SP.B.5

How many students were surveyed?

• 8
• 7
• 6
• 9

Tags

CCSS.6.SP.B.5A

What was the highest total score?

• 160
• 159
• 169
• 149

The scatter graph shows the relationship between the age of a car and its value.

Describe the correlation shown on the diagram

• Positive

• Negative

• No Correlation

Tags

CCSS.HSS.ID.B.5

The scatter graph shows the relationship between the age of a car and its value.

Another car is 6 years old. Estimate the value of this car.

• £6000

• £4000

• £2000

• £3000

Tags

CCSS.8.F.B.4

CCSS.8.F.B.5

CCSS.8.SP.A.1

CCSS.8.SP.A.2

CCSS.8.SP.A.3

The scatter graph shows the relationship between the age of a car and its value.

Another car is worth £2500. Estimate the age of this car.

• 5 years

• 2 years

• 8 years

• 4 years

Tags

CCSS.8.SP.A.1

CCSS.8.SP.A.2