Discussing results test questions

1

What type of correlation does the graph below show?

A graph showing how the number of calories burned increases as the time spent running on a treadmill increases

2

What type of correlation is shown by the graph below?

A graph showing how the number of coats sold decreases as temperature increases

3

What type of correlation does the graph below show?

A graph showing the correlation between the numbers of hours watching television and height

4

What relationship is shown in this graph?

A straight line graph

5

How true is this statement?

Correlation in a graph means that the two variables are linked.

6

Which of the following variables would you expect to produce correlation?

7

Why is the following graph misleading?

A three dimensional graph showing the bowling averages for Diana, Hilde, and Emily. The y-axis is labelled from 110 to 130

8

Why might the following graph be misleading?

A straight line graph showing the correlation between number of bacteria and time

9

Questions 9 - 10 are for Intermediate and Higher tier

What relationship is shown in this graph?

A curve up, or convex curve, graph

10

What relationship is shown in this graph?

A curve down, or concave curve, graph