Stats With a Dark Twist
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Stats With a Dark Twist
Exploring Statistics Through Real-World Data Year 7 Mathematics 60 minutes
WALT: We Are Learning To
Find and organise information from given resources Calculate mean, median, mode, and range for data sets Use Excel to create bar graphs and pictograms Explain what our data and graphs tell us
Success Criteria
Collect and record data accurately from provided materials Correctly calculate statistical measures Create clear graphs in Excel with proper labels Identify and explain basic patterns in the data
Activity 1: Data Detective
Work in pairs to collect data from research sheets Record: Number of victims, Age groups, Nationality, Gender Use the data collection worksheet provided 15 minutes to complete
Calculating Statistics
Mean: Add all values ÷ number of values Median: Middle value when arranged in order Mode: Most frequently occurring value Range: Highest value - Lowest value
Excel Graph Creation
Open Excel and input your data Create bar graphs for at least two data types Add clear titles and axis labels Save your work with your names
What Does Our Data Tell Us?
Look at your graphs and calculations What patterns do you notice? Are there any surprising results? How might this information be useful?
Reflection and Extension
Share one interesting discovery from your data How well did we meet our WALT objectives? Extension: Compare data between different groups Next lesson: We'll explore more complex statistical concepts