Q1. What is the mean of the data set: 2, 4, 6, 8, 10?
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Q2. The variance of a data set measures:
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Q3. The probability of an impossible event is:
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Q4. Which distribution is called the "bell curve"?
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Q5. Central Limit Theorem describes:
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Q6. Which method is used for estimating population parameters from a sample?
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Q7. If P(A) = 0.3 and P(B) = 0.4, and events A and B are mutually exclusive, what is P(A or B)?
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Q8. The median is:
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Q9. Which test is used to check independence between two categorical variables?
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Q10. The null hypothesis in statistical testing is:
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Q11. In regression analysis, the dependent variable is:
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Q12. Which scale of measurement uses categories without order?
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Q13. The purpose of hypothesis testing is to:
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Q14. In probability, “independent events” mean:
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Q15. Which graphical representation is best for showing distribution of a quantitative variable?
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Q16. Time series analysis is used to:
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Q17. Which of the following is a measure of central tendency?
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Q18. “Sampling error” refers to:
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Q19. Which is a non-parametric test?
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Q20. The term “multicollinearity” is associated with:
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Q21. Which distribution is used to model number of successes in fixed number of independent Bernoulli trials?
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Q22. Which test is used to compare means of two independent samples?
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Q23. What is the full form of “ANOVA”?
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Q24. Which of these is a measure of dispersion?
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Q25. Which data type does “ordinal” data represent?
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Q26. In time series, “seasonal variation” means:
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Q27. Which software is widely used for statistical analysis?
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Q28. Which method is used to estimate population parameter from sample statistics?
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Q30. What is the purpose of “Bayes Theorem”?
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