Practice Population And Sample (2.6.2) - Collection of Data - CBSE 11 Statistics for Economics
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Population and Sample

Practice - Population and Sample

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Define population in your own words.

💡 Hint: Think about the entire class vs just a few students.

Question 2 Easy

What is a sample?

💡 Hint: Think of a recipe: you can taste a little to judge the whole dish.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What defines a population in statistics?

A subgroup of interest
All elements under study
Data collected from surveys

💡 Hint: Look for the term that means totality.

Question 2

True or False: Sample surveys always yield better results than Censuses.

True
False

💡 Hint: Consider the accuracy and completeness of data.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

You are conducting a survey on student stress levels. Describe how you would choose a random sample from your school of 500 students.

💡 Hint: Think about fairness and equal opportunity for each student.

Challenge 2 Hard

A researcher collected data only from volunteers for a health study. Discuss potential sampling errors that may have occurred.

💡 Hint: Consider how willingness to participate influences the data collected.

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Reference links

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