Organisation : Teachers’ Recruitment Board, Tripura
Exam : STPGT – Selection Test for Post Graduate Teachers
Document Type : Question Paper
Subject : Statistics
Code No : AF17—XVIII
Year : 2017
Website : https://trb.tripura.gov.in/
TRB Tripura STPGT Statistics Question Paper
Question Paper of TRB Tripura Selection Test for Post Graduate Teachers Statistics Question Paper 2017 is now available in the official website of Teachers’ Recruitment Board, Tripura
Related : Tripura Board Of Secondary Education Class XI Accountancy Question Paper : www.pdfquestion.in/7284.html
Instructions for Candidates
1. Use Black Ballpoint Pen only for writing particulars of this Question Booklet and marking responses on the OMR Answer Sheet.
2. This test is of 2 hours and 30 minutes duration and consists of 75 MCQ-type questions. Each question carries 2 marks.
3. There is no negative marking for any wrong answer.
4. Rough work should be done only in the space provided in the Question Booklet.
5. The answers are to be marked on the OMR Answer Sheet only. Mark your responses carefully since there is no chance of alteration/correction.
6. Use of eraser or whitener is strictly prohibited.
Download Questions Paper :
www.pdfquestion.in/uploads/STPGTStatistics.pdf
Model Questions
Direction : Answer the following questions by selecting the correct option.
1. With the help of ogive curve, one can determine
(A) median
(B) deciles
(C) percentiles
(D) All of the above
2. Mean is a measure of
(A) location
(B) dispersion
(C) correlation
(D) None of the above
3. Extreme values have no effect on
(A) arithmetic mean
(B) median
(C) geometric mean
(D) harmonic mean
4. The geometric mean of two numbers 5 and –5 is
(A) 10
(B) 0
(C) 5
(D) None of the above
5. The AM of first 100 natural numbers is
(A) 51
(B) 50
(C) 50·5
(D) None of the above
6. If AM = 10 and CV = 40, then the value of SD is
(A) 4
(B) 16
(C) 12
(D) None of the above
7. For a positive skewed distribution
(A) median > mode
(B) mode > mean
(C) mean > median
(D) mean > mode
8. If for a frequency distribution mean = mode = 16, then the value of median is
(A) 0
(B) 16
(C) 32
(D) 8
9. If Q1 = 15 and Q3 = 25, then the coefficient of quartile deviation is
(A) 4
(B) 1/4
(C) 5/3
(D) 3/5
10. The correct relation between MD
(about mean) and SD is
(A) MD > SD
(B) MD £ SD
(C) MD ³ SD
(D) None of the above
11. In the regression line y = a+ bx, b is called the
(A) slope of the line
(B) intercept of the line
(C) Neither (A) nor (B)
(D) Both (A) and (B)
12. If regression coefficient byx < 1, then bxy is
(A) less than 1
(B) greater than 1
(C) equal to 1
(D) equal to 0
13. If X and Y are independent, then the value of regression coefficient byx is equal to
(A) 0
(B) 1
(C) ¥
(D) any positive number
14. The lines of regression intersect at the point
(A) (byx, bxy )
(B) (x, y)
(C) (0, 0)
(D) (1, 1)
15. If rxy = ±1, then the two lines of regression are
(A) coincident
(B) parallel
(C) perpendicular to each other
(D) None of the above
16. The significance of regression coefficient can be tested by
(A) t-test
(B) F-test
(C) Both (A) and (B)
(D) Neither (A) nor (B)
17. The function y = a+ bx + cx 2 + dx 3 represents
(A) a hyperbola
(B) an exponential curve
(C) a parabola
(D) All of the above
18. Correlation coefficient was invented in the year
(A) 1910
(B) 1890
(C) 1908
(D) None of the above
20. The range of multiple correlation coefficient is
(A) 0 to 1
(B) 0 to ¥
(C) –1 to 1
(D) -¥ to ¥
21. Probability is expressed as
(A) ratio
(B) proportion
(C) percentage
(D) All of the above
22. The definition of statistical probability was originally defined by
(A) De Moivre
(B) Laplace
(C) von Mises
(D) Pascal
23. For an event A, the conditional probability of A given A is equal to
(A) 0
(B) 1
(C) 0·5
(D) Undefined
24. The probability of throwing an odd sum with two fair dice is
(A) 1/4
(B) 1/16
(C) 1
(D) 1/2
25. A coin is tossed six times. The probability of obtaining heads and tails alternately is
(A) 1/64
(B) 1/2
(C) 1/32
(D) None of the above