Question

22 Among 20 teachers, the number of hours each teacher spends teaching per week is recorded 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,
Create a frequency distribution table for the above data using class intervals of equal width in
which one class interval is 4-8.
25 if we group 2, 5, 15, 25, 20, 12, 8, 7, 6, 16, 21, 17, 30, 32, 23, 40, 51, 15, 2, 9,57, 19, and 25 into class
intervals 0-5, 5-10, 10-15, and so on, what will be the frequency of the class interval 20-25?
10. 20​

Answer 1

how can you expect i can answer this. this is so hard. get help of a 12th grader.