Question

9
03B Solve.
(1) The marks obtained by the students in an examination of 400 marks
is given in the following frequency distribution table. Find the mean
of the distribution.
Marks
200-240 240-280 280-320 320-360 360-400
Frequency
10
20
30
24
16​

Answer 1

Answer:

Test the for convergence of the series 1 + 2

2

3

2 +

2

2

.4

2

3

2.5

2 +

2

2

.4

2

.6

2

3

2.5

2.7

2 + ....