The tally chart shows information about the number of library books returned each day last week.
| Day | Tally | Frequency |
|---|---|---|
| Monday | ∣∣∣∣\vert{}\vert{}\vert{}\vert{}∣∣∣∣ ∣∣∣∣\vert{}\vert{}\vert{}\vert{}∣∣∣∣ ∣∣∣\vert{}\vert{}\vert{}∣∣∣ | 14 |
| Tuesday | ∣∣∣∣\vert{}\vert{}\vert{}\vert{}∣∣∣∣ ∣∣∣∣\vert{}\vert{}\vert{}\vert{}∣∣∣∣ | 10 |
| Wednesday | ∣∣∣∣\vert{}\vert{}\vert{}\vert{}∣∣∣∣ ∣∣∣∣\vert{}\vert{}\vert{}\vert{}∣∣∣∣ ∣∣∣∣\vert{}\vert{}\vert{}\vert{}∣∣∣∣ | 15 |
| Thursday | ∣∣∣∣\vert{}\vert{}\vert{}\vert{}∣∣∣∣ | 5 |
| Friday | ∣∣∣∣\vert{}\vert{}\vert{}\vert{}∣∣∣∣ ∣∣\vert{}\vert{}∣∣ | 7 |
Write down one thing that is wrong with the tally chart.
The pictogram gives information about the number of people who attended a concert each evening.
| Day | Number of people |
|---|---|
| Monday | ◯ ◯ ◯ |
| Tuesday | ◯ ◯ ◯ ◯ |
| Wednesday | ◯ ◯ |
| Thursday | ◯ ◑ |
| Friday | ◯ ◯ ◯ |
Key: ◯ Represents 5 people
Write down one thing that is wrong with the pictogram.
