Australia
Year 8
9.04 Two-way tables
Interactive practice questions
$34$34 students were asked whether or not they were allergic to nuts and dairy.
a
Complete the two-way table for the data:
| Allergic to Nuts | Not Allergic to Nuts | Total | |
|---|---|---|---|
| Allergic to Dairy | $6$6 | $6$6 | $\editable{}$ |
| Not Allergic to Dairy | $14$14 | $8$8 | $\editable{}$ |
| Total | $\editable{}$ | $\editable{}$ | $34$34 |
b
How many students are allergic to nuts or dairy, or both?
c
How many students are allergic to at most one of the two things?
Easy
2min
Some students were asked if they are left or right handed. The results are provided in the table to the right.
If a student is picked from this group at random,
Easy
1min
Mr. Westwood asked the students in his class to pick their favourite subject. He displayed the results in a two-way table.
Easy
2min
A healthy living initiative asked people to describe how often they go to the gym.
Medium
2min
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