Example 4. Find the class marks, class boundaries, and cumulative frequency of the table below. Class Interval f 10 11 1 12-13 3. 14 15 3 16-17 3 18 -19 6. 20 - 21 22-23 8 24 25 26 27 28 29 6. 10 24...

Answer Asap. Example was provided. Thank youExample 4.<br>Find the class marks, class boundaries, and cumulative frequency of the table<br>below.<br>Class Interval<br>f<br>10 11<br>1<br>12-13<br>3.<br>14 15<br>3<br>16-17<br>3<br>18 -19<br>6.<br>20<br>- 21<br>22-23<br>8<br>24 25<br>26 27<br>28 29<br>6.<br>10<br>24<br>Solution:<br>Class Interval<br>Class Boundary<br>9.5 11.5<br>11.5 13.5<br>13.5 15.5<br>Class Mark<br>cf<br>10-11<br>10.5<br>1<br>12-13<br>3<br>12.5<br>4.<br>14 15<br>3<br>14.5<br>7.<br>16 - 17<br>3<br>16.5<br>15.5 17.5<br>10<br>18- 19<br>6.<br>18.5<br>17.5 19.5<br>16<br>20- 21<br>6.<br>20.5<br>19.5 21.5<br>22<br>22-23<br>8.<br>22.5<br>21.5- 23.5<br>30<br>24-25<br>24.5<br>23.5 25.5<br>36<br>26-27<br>10<br>26.5<br>25.5 27.5<br>46<br>28-29<br>24<br>28.5<br>27.5 29.5<br>60<br>

Extracted text: Example 4. Find the class marks, class boundaries, and cumulative frequency of the table below. Class Interval f 10 11 1 12-13 3. 14 15 3 16-17 3 18 -19 6. 20 - 21 22-23 8 24 25 26 27 28 29 6. 10 24 Solution: Class Interval Class Boundary 9.5 11.5 11.5 13.5 13.5 15.5 Class Mark cf 10-11 10.5 1 12-13 3 12.5 4. 14 15 3 14.5 7. 16 - 17 3 16.5 15.5 17.5 10 18- 19 6. 18.5 17.5 19.5 16 20- 21 6. 20.5 19.5 21.5 22 22-23 8. 22.5 21.5- 23.5 30 24-25 24.5 23.5 25.5 36 26-27 10 26.5 25.5 27.5 46 28-29 24 28.5 27.5 29.5 60
The following table shows the marks gained in an arithmetic examination by 100 pupils.<br>The maximum possible mark was 100.<br>1. Complete the table.<br>Class Interval<br>f<br>Class Mark<br>Class Boundary<br>cf<br>1-10<br>11-20<br>21-30<br>4.<br>31-40<br>8<br>41-50<br>14<br>51 -60<br>23<br>61-70<br>17<br>71-80<br>14<br>81-90<br>11<br>91-100<br>N = 100<br>2. Identify:<br>a. i<br>b. total frequency<br>c. lower limit of the class interval 31- 40<br>d. upper boundary of the class interval 71 - 80<br>3. How many pupils got marks less than 70.5?<br>4. How many pupils got marks greater than 50.5?<br>5. What percent of the pupils got score lower than 61.5?<br>

Extracted text: The following table shows the marks gained in an arithmetic examination by 100 pupils. The maximum possible mark was 100. 1. Complete the table. Class Interval f Class Mark Class Boundary cf 1-10 11-20 21-30 4. 31-40 8 41-50 14 51 -60 23 61-70 17 71-80 14 81-90 11 91-100 N = 100 2. Identify: a. i b. total frequency c. lower limit of the class interval 31- 40 d. upper boundary of the class interval 71 - 80 3. How many pupils got marks less than 70.5? 4. How many pupils got marks greater than 50.5? 5. What percent of the pupils got score lower than 61.5?

Jun 11, 2022
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