## Statistics MCQ

Read MCQ or Multiple Choice Questions on statistics. Topics: Introduction, student t test, chi square test, mean, mode, median, measure of dispersion, RBD, LSD, SPD, skewness, standard deviation, ANOVA, probability, other important topics.

Question 01. Father of vital statistics

(a). Captain John Grant
(b). Ahsan Riaz
(c). Morris H.
(d). Lord George

Question 02. Who discovered student T test?

(a). Herman Otto
(b). Brain Deniel
(c). W.S. Gosset
(d). None of the above

Question 03. What should be the minimum sample size for using x2 test?

(a). 30
(b). 25
(c). 75
(d). 50

Question 04. Which is the most commonly used measure of central tendency?

(a). Median
(b). Mode
(c). Arithmetic mean
(d). None of the above

Question 05. Which is not an absolute measure of dispersion?

(a). Standard deviation
(b). Coefficient of variation
(c). Both a and b
(d). None of the above

Question 06. What is the requirement of getting higher precision?

(a). Larger samples
(b). Smaller sample
(c). Either a or b
(d). None of the above

Question 07. The RBD is available for a wide range of treatments. What is this range?

(a). 1-10
(b). 2-24
(c). 1-34
(d). 5-60

Question 08. Which test is used to test the homogeneity of correlation of coefficient?

(a). T test
(b). F test
(c). Chi square test
(d). None of the above

Question 09. Which is the simplest design?

(a). Randomised Block Design
(b). Latin Square Design
(c). Split Plot Design
(d). All of the above

Question 10. What will be the median of the given series?

3, 4, 5, 6, 7, 8, 9

(a). 5
(b). 6
(c). 7
(d). 4

Question 11. What will be the mode of the following series?

4, 7, 6, 5, 4, 6, 4

(a). 7
(b). 5
(c). 6
(d). 4

Question 12. Why is harmonic mean used?

(a). To measure average speed
(b). To measure distance
(c). To measure rate
(d). All of the above

Question 13. Which is the simplest measure of dispersion?

(a). Range
(b). Mean deviation
(c). Standard deviation
(d). None of the above

Question 14. How is standard deviation denoted?

(a). Alpha
(b). Beta
(c). Meta
(d). Sigma

Question 15. What is SEM?

(a). Standard Error of Mode
(b). Standard Error of Median
(c). Standard Error of Mean
(d). None of the above

Question 16. Which is a type of skewness?

(a). Positive skewness
(b). Negative skewness
(c). Both a and b
(d). None of the above

Question 17. What is mesokurtic?

(a). Narrow peak
(b). Normal curve
(c). Flat peak
(d). Any of the above

Question 18. How may results are possible in Bernoulli trial?

(a). Only one result
(b). Only two result
(c). Three results
(d). Unlimited results

Question 19. What is the range of correlation?

(a). +1 to -1
(b). 0 to +1
(c). 0 to -1
(d). None of the above

Question 20. Which is the basic principle of field experimentation?

(a). Replication
(b). Randomization
(c). Local control
(d). All of the above

Question 21. If all the variates are negative the standard deviation will be

(a). Negative
(b). Positive
(c). Either a or b
(d). None of the above

Question 22. What is the minimum degree of freedom for error in ANOVA?

(a). 6
(b). 12
(c). 10
(d). 5

Question 23. We can apply ‘T’ test

(a). When number of treatments is 2
(b). When number of treatment is 1
(c). Either a or b
(d). None of the above

Question 24. The range of probability lies between

(a). 0 to 1
(b). 1 to 2
(c). 0 to -1
(d). All of the above

Question 25. The design where number of replication is equal to number of treatments

(a). Randomised Block Design
(b). Latin Square Design
(c). Split Plot Design
(d). None of the above