8,12,17,23,30,38,? | कक्षा 14 | शृंखला परिक्षण | तर्क | संशय

8, 12, 23, 73, 297, 1491, 8953

8, 13, 18, 23, _____, 33, 38

8, 9, 11, 14, 18, 23, ….

15 12 17 10 ? 8 21 6

30 xx (-23)+ 30xx14 = ?

Let the marks obtained by 30 students of a class in a test be 38, 26, 4, 32, 20, 22, 11, 47, 12, 23, 8, 2, 10, 8, 12, 17, 2, 19, 16, 42, 40, 13, 47, 38, 17, 27, 30, 6, 23, 18. Arrange the data in grouped frequency distribution, using groups 0-10, 10-20 e tc.

12 14 17 13 8 14 21 13 4 ?

{:(8,7,10,12),(13,12,15,17),(10,9,?,14):}

Form a grouped frequency distribution from the following data by inclusive method taking 4 as the class size of class intervals. 31, 23, 19, 29, 22, 20, 16, 10, 13, 34, 38, 33, 28, 21, 15, 18, 36, 24, 18, 15, 12, 30, 27, 23, 20, 17, 14, 32, 26, 25, 18, 29, 24, 19, 16, 11, 22, 15, 17,10