Bhumika Ma'am bani Kumolika | तो जरूर आना कल शाम 6 बजे #class11 #class11preparation

New vs Old NCERT | Which NCERT is Best for Class 11/JEE/NEET Preparation ?

NEET 2020 | Class 11 Body Fluids & Circulation Part - 1 | NEET Biology | NEET Preparation

NEET 2020 | Class 11 Body Fluids & Circulation Part - 2 | NEET Biology | NEET Preparation

NEET 2020 | Class 11 Body Fluids & Circulation Part - 3 | NEET Biology | NEET Preparation

NEET 2020 | Class 11 Body Fluids & Circulation Part - 4 | NEET Biology | NEET Preparation

There are 5 students in class 10, 6 students in class 11 and 8 students in class 12. If the number of ways, in which 10 students can be selected from them so as to include at least 2 students from each class and at most 5 students from the total 11 students of class 10 and 11 is 100 k, then k is equal to _______.

The mans and standard deviations of heights ans weights of 50 students of a class are as follows: Weights Heights Mean 63.2kg63.2 inch standard deviation 5.6kg11. inch Which shows more variability,heights or weights?

In class 12 there are 8 students. In class 11 there are 6 students .In class 10 there are 5 students . Total ways of selecting 10 students , such that there are at least 2 students from each class and at most 5 students from 11 students of Class 10 and 11 combined is 100k. Then find value of k

Number of students in 4th and 5th class in the ratio 6:11. 40% in class 4 are girls and 48% in class 5 are girls. What percentage of students in both the classes are boys ?

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).