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CBSE Class 11 (Arts) Introduction to Statistics — practice questions — page 2

Explore 63 free Introduction to Statistics questions in CBSE Class 11 (Arts) Economics. Open each question or exercise to read its content, reference answers and available explanation.

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Introduction to Statistics questions and exercises with answers

Showing questions 31–60 of 63.

Which Belgian scientist introduced the idea of the average man?Read the answer and worked solution →Who made early attempts to measure national economic activity in the 17th century?Read the answer and worked solution →Which concept did Francis Galton introduce into statistics?Read the answer and worked solution →Which statistical term did Ronald Fisher first use in his 1918 paper?Read the answer and worked solution →Who showed in 1934 that stratified random sampling beats quota sampling?Read the answer and worked solution →Which measurement scales did Stanley Smith Stevens define?Read the answer and worked solution →A scale with no meaningful rank order among its values is called what?Read the answer and worked solution →Interval and ratio measurements are grouped together as which type of variable?Read the answer and worked solution →Why do statisticians collect sample data instead of full counts?Read the answer and worked solution →A sample guides conclusions about a population only if it is what?Read the answer and worked solution →In experiments, what does randomized assignment of treatments help achieve?Read the answer and worked solution →The Hawthorne study asked whether changing what would affect worker productivity?Read the answer and worked solution →Studying smoking and lung cancer through surveys is an example of what?Read the answer and worked solution →Correlation does not imply causation. What does this warn?Read the answer and worked solution →Which Darrell Huff book describes misuse of statistics?Read the answer and worked solution →Overgeneralizing from a biased sample is a common way statistics gets what?Read the answer and worked solution →Economics was described by Alfred Marshall as the study of what?Read the answer and worked solution →Activities undertaken for monetary gain are known as what?Read the answer and worked solution →A person who works for someone else and gets paid a wage is called what?Read the answer and worked solution →What is the root of all economic problems?Read the answer and worked solution →Why must a person with limited pocket money make choices?Read the answer and worked solution →Land and water that can grow food or cotton show which feature of resources?Read the answer and worked solution →Which three parts is the study of economics often divided into?Read the answer and worked solution →The division of national income into wages, profits, rents and interest is called what?Read the answer and worked solution →Why is gender treated as qualitative information in statistics?Read the answer and worked solution →Which of these would give quantitative data?Read the answer and worked solution →Which step of statistics follows the collection of data?Read the answer and worked solution →Which numerical indices summarise the broad features of collected data?Read the answer and worked solution →For an economist, statistics is described as which kind of tool?Read the answer and worked solution →Why are exact numbers better than 'hundreds died'?Read the answer and worked solution →

Worked practice questions

Which Belgian scientist introduced the idea of the average man?

  1. John Graunt
  2. William Petty
  3. Adolphe Quetelet
  4. Jacob Bernoulli
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Correct answer: C. Adolphe Quetelet

Adolphe Quetelet used the average man to understand social phenomena such as crime and marriage rates.

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Who made early attempts to measure national economic activity in the 17th century?

  1. Karl Pearson
  2. Jerzy Neyman
  3. Egon Pearson
  4. William Petty
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Correct answer: D. William Petty

William Petty made some of the first attempts to measure national economic activity.

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Which concept did Francis Galton introduce into statistics?

  1. Type II error
  2. Regression analysis
  3. Stratified sampling
  4. Bills of mortality
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Correct answer: B. Regression analysis

Galton introduced standard deviation, correlation and regression analysis to the study of human characteristics.

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