Practice INTRODUCTION - 2.1 | 2. Collection of Data | CBSE 11 Statistics for Economics
K12 Students

Academics

AI-Powered learning for Grades 8–12, aligned with major Indian and international curricula.

Academics
Professionals

Professional Courses

Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.

Professional Courses
Games

Interactive Games

Fun, engaging games to boost memory, math fluency, typing speed, and English skillsβ€”perfect for learners of all ages.

games

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

Define primary data in your own words.

πŸ’‘ Hint: Think about who collects the data and when.

Question 2

Easy

What is a Census?

πŸ’‘ Hint: Consider how often Censuses are typically conducted.

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 primary data?

  • Data collected by another researcher
  • Data collected firsthand by the researcher
  • Data processed and published
  • Data collected from online databases

πŸ’‘ Hint: Think about who gathers this type of data.

Question 2

True or False: A Census collects data from a sample group.

  • True
  • False

πŸ’‘ Hint: Consider the scope of a Census.

Solve and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Imagine you are tasked with conducting a survey to find the average time high school students spend studying each evening. Outline how you would decide between using a Census or a Sample Survey.

πŸ’‘ Hint: Consider your resources and the scope of your survey.

Question 2

You have been asked to evaluate the reliability of secondary data collected from a previous study. What factors would you assess?

πŸ’‘ Hint: Think about the credibility and relevance of data sources.

Challenge and get performance evaluation