Section – A: I. Choose the correct answer. (5 X 1 = 5) 1) In a life table the size of the radix is, a) 100 b) 1,00,000 c) 1,000 d) 10,000
2) The price of the commodity in the base year and the current year are Rs.5 and Rs.8 respectively. The price relative is, a) 160 b) 62.5 c) 100 d) 0.625
3) The area under the normal curve is, a) 1 b) 0.5 c) 0 d) -1
4) The error that occurs by rejecting null hypothesis when it is actually true is called, a) Size of a test. b) Power of a test. c) Type I Error. d) Type II Error.
5) T.P is said to be balanced if and only if, a) ai = bj b) ai < bj c) ai > bj d) ∑ai = ∑b
III. Fill in the blanks. (5 X 1 = 5) 7) _______________ index number does not satisfy unit test. 8) In _____________ distribution mean and variance are equal. 9) Chi-square test for goodness of fit is always an ________________ tail test. 10) SQC helps in detecting ______________ type of variation. 11) A game is said to be fair, if the value of the game is _____________.
IV. Answer the following questions. (5 X 1 = 5) 12) Define fertility. 13) State the relation between Laspeyre’s, Paasche’s and Fishers index numbers. 14) What is Historigram? 15) If the parameter of the Student’s – t distribution is 8, find the mean. 16) Define solution in an LPP.
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