maths i & ii hsc

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OMTEX CLASSES “THE HOME OF SUCCESS” 1 Theory of Attributes Ex. No. 1 1. Find the missing frequencies in the following data of two attributes A and B. = 800,   = 120, = 500,   = 300.   2. For a data for 2 attributes, it is given that  = 500,   = 150, = 100,   = 60, find the other calss frequencies. 3. In a population of 10,000 adults, 1290 are literate, 1390 are unemployed and 820 are literate unemployed. Find the number of (i) lite rate employed. (ii) literates, (iii) employed. 4. In a co educational school of 200 students c ontained 150 boys. An examination was conducted in which 120 passed. If 10 girls failed, find the number of (i) boys who failed, (ii)  girls who passed. 5. In a sample of 240 persons, 40 were graduates a nd 5 were graduates employ ed. If 40 non   graduates were employed, find the number of unemployed non graduates and the number of unemployed persons. 6. If for 3 attributes A, B and C, it is given that (ABC) = 210, = 280,   = 180  = 24 0,   = 25 0, = 160,   = 360, = 32,   (A), (B), (C), (AB), (AC) and (BC). 7. If for 3 attributes A, B, C, it is given that (ABC) = 370, = 1140,   = 230, = 960,   = 260, = 870,   = 140, = 1030,     ,  , , . 8. If N = 800, (A)=224, (B) = 301, (C) = 15 0, (AB) = 125, (AC) = 72, (NC) = 60 and (ABC) = 32, find        . Ex. No. 2 Check the consistency of the following data. 1.    = 100, =150,   = 60, = 500.  2.    = 100, = 150,   = 140, = 50 0. 3.    = 30 0, = 400,   = 200, = 10 00. 4.   150, = 45,   = 125, = 200. 5.    = 40, = 70, = 160, = 200. 6.   = 75, = 50, = 55, = 300.  7.    = 50,   = 79, = 89, = 782. 8.    = 200,   = 300, = 300, = 1000. Ex. No. 3 1. Discuss the association of A and B if 

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