निम्नलिखित से बहुलक ज्ञात कीजिए :
(i) 7, 7, 8, 10, 10, 11, 10, 13, 14
(ii) 4, 5, 6, 7, 8, 7, 6, 5, 3, 4, 6, 7, 6

Find the mode of (i) 7, 7, 8, 10, 10, 11, 10, 13, 14 (ii) 4, 5, 6, 7, 8, 7, 6, 5, 3, 4, 6, 7, 6

Find the mode of (i) 7, 7, 8, 10, 10, 11,13, 14 (ii) 4, 5, 6, 7, 8, 7, 6, 5, 3, 4, 6, 7, 6

Find the standard deviation for the following data: (i) x : , 3, 8, 13, 18, 23 f: , 7, 10, 15, 10, 6 (ii) x : , 2, 3, 4, 5, 6, 7, 7 f: , 4, 9, 16, 14, 11, 6, 6

Find the standard deviation for the following data: (i) x : , 3, 8, 13, 18, 23 f: , 7, 10, 15, 10, 6 (ii) x : , 2, 3, 4, 5, 6, 7, 7 f: , 4, 9, 16, 14, 11, 6, 6

Construct a frequency table for the following data: (i) 6,7,5, 6, 8, 9, 5, 5, 6, 7, 8, 9, 8, 10, 10, 9, 8, 10, 5, 7, 6,8 (ii) 3,2,1,5, 4, 3, 2, 5, 5, 4, 2, 2, 2, 1,4,1,5,4

If U ={1,2, 3, 4,5, 6,7,8, 9,10} and A= {3, 4, 7, 9}, then A’ equals :

the mode of the data 8, 4, 5, 3, 6, 7, 7, 8, 4, 6, 8, 9 and 9 is 7.

Make a frequency distribution of the following series 1,1, 2, 3, 3, 3, 3, 3,3, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 6,6, 6, 6, 6, 7, 7,7,8,8.

State with reason whether following functions have inverse (i) f:{1,2,3,4} ->{10} " with " f={(1, 10),(2, 10),(3, 10),(4, 10)} (ii) g:{5, 6, 7, 8}->{1,2,3,4}" with "g={(5, 4),(6, 3),(7, 4),(8, 2)} (iii) h : {2, 3, 4, 5} → {7, 9, 11, 13}" with "h = {(2, 7), (3, 9), (4, 11), (5, 13)}