Question

In a continuous frequency distribution, class mark of a class is 85 and the class size is 6. Find
the corresponding class interval.

Answer 1

Answer:

mark me the brain list

Step-by-step explanation:

Class marks are: 15,20,25,...

Lower limit of class 20 is mean of 15 and 20=

2

15+20

=17.5

Upper limit of class 20 is the mean of 20 and 25=

2

20+25

=22.5

20 is the class mark for the class interval 17.5−22.5

Answer 2

Answer:

डथबथबदस़दबझभधडदड़डनडडनडड

Step-by-step explanation:

दटदफधफफवफधनफवफप