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Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
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Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the mean of the dataset [4, 8, 6, 5]?
💡 Hint: Add all the numbers and divide by how many numbers there are.
Question 2
Easy
If the range of a data set is 10 and the lowest value is 5, what is the highest value?
💡 Hint: Use the formula: Range = Highest - Lowest.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
Which measure of central tendency is most affected by outliers?
- Mean
- Median
- Mode
💡 Hint: Think about how extreme values impact averages.
Question 2
True or False: The median can be affected by outliers.
- True
- False
💡 Hint: Consider what the median represents in sorted data.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Imagine you have two datasets: A = [10, 20, 30, 40] and B = [10, 20, 30, 100]. Calculate the mean, median, and mode for both datasets. Discuss which measures are affected by the outlier in dataset B.
💡 Hint: Look closely at the values to understand how outliers impact central measures.
Question 2
You surveyed a group of people about their height in cm: [150, 160, 155, 190]. How would you interpret the measures of central tendency and variability for this dataset?
💡 Hint: Consider what each measure tells you about the data's spread and central value.
Challenge and get performance evaluation