The number of items rejected daihur by a manufacturer because of defects were recorded for the last 25 days. "the results are as follows: 21 8 17 22 19 18 19 14 17 11 6 21 25 19 9 12 16 16 10 29 24 I5 2120 25 i. Construct a frequency:r distribution for these datar using the class intervals 610, 11-15I 16-20, 21-25, and 26-30. ii. Construct a histogram for the relative frequencyr distribution. iii. What is the relationship between the area under the histogram you have constructed and the relative frequency:r of the observations