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Exploring Data Insights

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Exploring Data Insights

Students collecting and analysing data

📊 Part 1: Understanding Time-Series Data

1. What is time-series data?

Data collected at one point in time

Data collected over several time periods

Data that doesn't change

Data about time zones

2. Look at this data showing the mass of a plant over 5 days:

Day 1: 45g, Day 2: 47g, Day 3: 50g, Day 4: 48g, Day 5: 52g

What trend do you notice in the data?

3. Which of these would be good examples of time-series data? (Tick all that apply)

Temperature readings each hour for a week

Height of students in your class

Number of books borrowed from the library each month

Favourite colours of Year 6 students

📈 Part 2: Calculations and Analysis

4. Calculate the mean (average) for this data set:

Daily rainfall (mm): 12, 8, 15, 10, 20

Mean = _______ mm

5. Calculate the range for the same rainfall data:

Range = Maximum value - Minimum value

Range = _______ mm

6. What does the range tell us about this rainfall data?

How much rain fell in total

How spread out the daily amounts were

The average amount of rain

Which day had the most rain

7. A student collected data on the number of cars passing their house each hour: 15, 12, 18, 25, 14, 16

a) Mean = _______

b) Range = _______

c) Which value might be an outlier? _______

💭 Part 3: Interpreting and Communicating Data

8. Look at this time-series data about a vegetable garden:

Carrot mass over 6 days: 28g, 32g, 35g, 31g, 38g, 42g

Write two sentences describing what this data shows, using the words "trend" and "mean":

9. When collecting time-series data, why is it important to check for errors?
10. You want to investigate how the height of bean plants changes over time. Describe how you would collect this time-series data:

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