
The diagram first used by Florence Nightingale, which shows a circular distribution of data is

Important Questions on Interpreting and Comparing Data

The type of correlation existing between the variables in the graph is

Eight dancers take part in a dance competition. Three judges give each dancer a mark. The scatter diagrams show the marks. Which two judges' marks show positive correlation?

The type of correlation existing between the variables in the graph is

The following graph has

Students take tests in maths and science. Mishal makes this conjecture: "Student with higher marks in science also tend to have higher marks in maths test."
She collects data from some of her class and draws this scatter graph.




Eight dancers take part in a dance competition. Three judges give each dancer a mark. The scatter diagrams show the marks. Which two judges' marks show no correlation?

The type of correlation existing between the variables in the graph is

The following graph has

The type of correlation shown in the scatter graph is

The type of correlation existing between the variables in the graph is





The type of correlation shown in the scatter graph is

The following graph has

