NCERT 2022 | समुच्चय - L19 | Sets | Hindi Medium | Class 11 गणित | Jitendra Sir | 10 AM |

Class 11 के बाद क्या ? Class 12 Hindi Medium की पढ़ाई साल के शुरू से कैसे करें ?

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).

Study the following information and answer the questions given below it : The admission ticket for an exhibition bears a password which is changed after every clock hour based on set of words chosen for each day. The following is an illustration of the code and steps of rearrangement for subsequent clock hours. The time is 9 am to 3 pm Batch I (9 am to 10 am) : is not ready cloth simple harmony burning Batch II (10 am to 11 am) : ready not is cloth burning harmony simple Batch III ( 11 am to 12 noon) : cloth is not ready simple harmony burning Batch IV (12 noon to 1 pm) : not is cloth ready burning harmony simple Batch V (1 pm to 2 pm) : ready cloth is not simple harmony burning and so on. If the password for 11 am to 12 noon was --- 'soap shy miss pen yet the she', what was the password for Batch I ?

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