8, 15, 36, 99, 288, ? | कक्षा 14 | शृंखला | तर्क | संशय

The marks obtained (out of 20) by 30 students of a class in a test are as follows: 14, 16, 15, 11, 15, 14, 13, 16, 8, 10, 7, 11, 18, 15, 14, 19, 20, 7, 10, 13, 12, 14, 15, 13, 16, 17, 14, 11, 10, 20. Prepare a frequency distribution table for the above data using class intervals of equal width in which one class interval is 4-8 (excluding 8 and including 4).

Find the mode of the data : 14, 6, 9, 15, 14, 9, 21, 21, 25, 21, 27, 29, 21, 8, 6, 15, 25, 14, 21, 9, 21, 25, 27, 29, 6, 14, 21, 21, 27, 25, 27, 9, 15, 14, 9.

The marks of 20 students in a test were as follows: 5, 6, 8, 9, 10, 11, 12, 13, 13, 14, 14, 15, 15, 15, 16, 16, 18, 19, 20. Calculate the mean, median and mode.

The range of data 11, 40, 36, 10, 25, 30, 15, 14 is k. find k

Find the mode of the data Q(i) 10, 8, 4, 7, 8, 11, 15, 8, 6, 8 (ii) 27, 23, 39, 18, 27, 21, 27, 27, 40, 36, 27

In each of the following questions, a series is given, with one/two terms(s) missing. Choose the correct alternative from the given ones that will complete the series. 8, 15, 36, 99, 288,_?_

The mean deviation about median of variates 13, 14, 15,...., 99, 100 is 1936 (b) 21.5 (c) 23.5 (d) 22