Unit-III Statistical Mathematical ConceptsBy abdulslambsn@gmail.com / June 14, 2025 Quiz 3 | Unit-III Statistical Mathematical Concept Your Good Name: Your College Name: Morning/Evening/Private: Email: 1. The slope of a horizontal line is: 2 1 4 0 None 2. The slope of a vertical line is: Undefined 0 2 4 None 3. The graph of an equation intersect the y-axis is: x-intercept Origin y-intercept None of these None 4. What is it called when the data source is gathered and compiled with others? Primary data Secondary data Quantitative data None of the above None 5. Which one of the following varlables represent a ratio scale? Age Reading success Gender Socio-economic status None 6. What scale of measurement is hospital length of stay (in days)? Interval Ordinal Nominal Ratio None 7. The most appropriate graphical representation for a nominal data is: Bar chart Ogive Frequency polygon Time series graph None 8. No. of values or objects present in each class is: Frequency Mid points Class interval Frequency distribution None 9. Which is NOT an example of compressed data: Frequency distribution Data array Ogive Histogram None 10. Continuous variable is the type of: Qualitative variable Quantitative variable Continuous variable Random variable None 11. Mean of a constant value is: A.M G.M H.M Constant itself None 12. Simplest type of average is: Weighted arithmetic mean Arithmetic mean Median Geometric mean None 13. The standard deviation of -2,-2,-2,-2, is: Positive Negative One Zero None 14. Find the mean of 18, 32, 14, 16, and 25: 21 23 17 16 None 15. Find the mode of 3, 5, 12, 4, 6, 3, 5, 10, and 15: 5 3 3 and 5 7 None 16. When n dice are rolled, the possible outcomes are: 6^n 10 6 18 None 17. When two coins are tossed, the possible outcomes are: 2 1 4 3 None 18. A variable that can assume any possible value between two points is called: Discrete random variable Continuous random variable Random variable Discrete sample space None 19. A random variable is also called: Stochastic variable Constant Chance variable Both chance variable and stochastic variable None 20. A probability density function be represented by: Graph Table Mathematical equation Both graph and mathematical equation None 21. Mathematical equation d) Both graph and mathematicWhen a die and a coin are rolled together, all possible outcomes are: 6 2 36 12 None 22. Coefficient of variation is a kind of: Relative dispersion Absolute dispersion Symmetry Skewness None 23. Measures of variability shows scatter around the: Central tendency Range SD Variable None 24. Tumour length is an example of: Continuous variable Qualitative variable e) Discrete variable Random variable Discrete variable None 25. Total angle of pie-chart is: 370 260 180 360 None 1 out of 3 Thanks For Submitting Your Quiz !!