# 2017 – Skittles Assessment Task – Year 7 and 8

 Skittles Assessment Task Checklist Year Level Standard Point Value Completed Frequency Table of Skittles Colours 6 1 Calculated the Expected Frequency of Skittles Colours 6 1 Conclusion on Expected Frequency vs. Observed Frequency 6 1 Column Graph of Skittles (including title, labels) 7 2 Assign Probabilities (in decimal and percentage form) to the Outcomes of Events 7 2 Calculate mean, median, mode and range for the class data of each colour. 7 2 Pie Graph of Skittles (including title, labels) 8 3 Table of Complementary Events of Skittles Colours 8 3 Identify Outliers in Data 8 3 Draw a Tree Diagram for Two-Step Chance Experiment to Represent all Possible Outcomes 9 4 Calculate Relative Frequency To Estimate Probability of Skittles 9 4 Compare Data (using Back-To-Back Dot Plots) with Mr. Ma’s example or Another Student’s and Generate Comparisons and Conclusions 9 4 Calculate Three-Step Probability of Outcomes With Replacement 10 5 Calculate Three-Step Probability of Outcomes Without Replacement 10 5 *Challenge: Construct box and whisker plots to represent the class data of the 5 different types of Skittle colours 10 **Challenge: Calculate the standard deviation of each of the different Skittles colours with your collected data. 10A Question Sheet 30

# Excel File for calculating Mean, Median Mode, Range – Click to Download

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