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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define qualitative data and give an example.
💡 Hint: Think about categories without numbers.
Question 2
Easy
What is the mean, median, and mode of the data set 1, 2, 2, 3?
💡 Hint: Calculate the average for mean; arrange for median.
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
What is descriptive statistics primarily concerned with?
- Summarizing and describing data
- Analyzing probabilities
- Predicting future events
💡 Hint: Think about the purpose of this statistical branch.
Question 2
True or False: The mode is the average of a data set.
- True
- False
💡 Hint: Recall the definitions of mean and mode.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You have the following test scores for a class: 76, 85, 90, 92, 95. Calculate the mean, median, and mode.
💡 Hint: Organize the data first and use the definitions of each measure.
Question 2
A school has a box plot showing the following values: minimum = 50, Q1 = 60, median = 70, Q3 = 80, maximum = 90. What is the range and the interquartile range?
💡 Hint: Range uses min and max; IQR uses Q3 and Q1.
Challenge and get performance evaluation