Mathematics
Fill in the blanks in the following table:
| Class Interval | Frequency | Cumulative Frequency |
|---|---|---|
| 25 - 34 | …………… | 15 |
| 35 - 44 | …………… | 28 |
| 45 - 54 | 21 | …………… |
| 55 - 64 | 16 | …………… |
| 65 - 74 | 73 | |
| 75 - 84 | 12 | …………… |
Related Questions
Construct a frequency table from the following data :
Marks No. of students less than 10 6 less than 20 15 less than 30 30 less than 40 39 less than 50 53 less than 60 70 Construct the frequency distribution table from the following cumulative frequency table:
Ages No. of students Below 4 0 Below 7 85 Below 10 140 Below 13 243 Below 16 300 (i) State the number of students in the age group 10-13.
(ii) State the age-group which has the least number of students.
The value of π upto 50 decimal places is :
3.14159265358979323846264338327950288419716939937510
(i) Make a frequency distribution table of the digits from 0 to 9 after the decimal place.
(ii) Which are the most and the least occurring digits ?
Draw frequency polygons for the following frequency distribution :
(a) using histogram
(b) without using histogram.
C.I. 10 - 30 30 - 50 50 - 70 70 - 90 90 - 110 110 - 130 130 - 150 f 4 7 5 9 5 6 4