| Patient # | Infectious Disease | Age |
| 1 | Yes | 68 | | mean | 63 |
| 2 | Yes | 41 | | mode | 67 |
| 3 | Yes | 59 | | median | 66 |
| 4 | Yes | 55 | | maximum | 78 |
| 5 | Yes | 45 | | minimum | 41 |
| 6 | Yes | 78 | | midrange | 59.5 |
| 7 | Yes | 75 | | range | 37 |
| 8 | Yes | 67 | | variance | 95.6370056497 |
| 9 | Yes | 65 | | standard deviation | 9.7794174494 |
| 10 | Yes | 71 |
| 11 | Yes | 67 | | sample mean | 61 |
| 12 | Yes | 66 | | | 12.1448374227 |
| 13 | Yes | 70 |
| 14 | Yes | 71 |
| 15 | Yes | 44 | | mean |
| 16 | Yes | 46 | | number of patients | Sum of the ages | average |
| 17 | Yes | 73 | | 60 | 3775 | .=( sum of age)/ number of patient |
| 18 | Yes | 54 | | | | 62.9166666667 |
| 19 | Yes | 43 |
| 20 | Yes | 56 | | mode |
| 21 | Yes | 67 | | this is the most common number | below is the data arranged from the samllest to the largest |
| 22 | Yes | 67 |
| 23 | Yes | 75 | | 41 | 54 | 62 | 67 | 72 |
| 24 | Yes | 77 | | 43 | 55 | 63 | 67 | 72 |
| 25 | Yes | 62 | | 44 | 55 | 64 | 68 | 72 |
| 26 | Yes | 61 | | 45 | 56 | 64 | 69 | 73 |
| 27 | Yes | 72 | | 46 | 58 | 64 | 69 | 73 |
| 28 | Yes | 74 | | 46 | 58 | 65 | 70 | 74 |
| 29 | Yes | 54 | | 48 | 59 | 66 | 70 | 75 |
| 30 | Yes | 61 | | 49 | 60 | 66 | 70 | 75 |
| 31 | Yes | 73 | | 49 | 61 | 67 | 70 | 75 |
| 32 | Yes | 49 | | 49 | 61 | 67 | 70 | 76 |
| 33 | Yes | 48 | | 54 | 62 | 67 | 71 | 77 |
| 34 | Yes | 69 | | 54 | 62 | 67 | 71 | 78 |
| 35 | Yes | 72 |
| 36 | Yes | 76 |
| 37 | Yes | 62 | | mode = 67 | it is repeated 7 times as seen int the above data |
| 38 | Yes | 58 |
| 39 | Yes | 46 |
| 40 | Yes | 62 | | | median |
| 41 | Yes | 63 | | this is middle number when the data is arranged. Below is the data arranged fron from the smallemst to the largest |
| 42 | Yes | 66 |
| 43 | Yes | 64 | | 44 | 55 | 64 | 68 | 72 |
| 44 | Yes | 55 | | 45 | 56 | 64 | 69 | 73 |
| 45 | Yes | 64 | | 46 | 58 | 64 | 69 | 73 |
| 46 | Yes | 49 | | 46 | 58 | 65 | 70 | 74 |
| 47 | Yes | 72 | | 48 | 59 | 66 | 70 | 75 |
| 48 | Yes | 49 | | 49 | 60 | 66 | 70 | 75 |
| 49 | Yes | 70 | | 49 | 61 | 67 | 70 | 75 |
| 50 | Yes | 70 | | 49 | 61 | 67 | 70 | 76 |
| 51 | Yes | 70 | | 54 | 62 | 67 | 71 | 77 |
| 52 | Yes | 58 | | 54 | 62 | 67 | 71 | 78 |
| 53 | Yes | 60 |
| 54 | Yes | 70 |
| 55 | Yes | 67 | | the two middle number are 66 and 66 |
| 56 | Yes | 67 | | the mdian is therefore 66 |
| 57 | Yes | 54 |
| 58 | Yes | 75 | | median = | 66 |
| 59 | Yes | 69 |
| 60 | Yes | 64 |
| | | | | maximum and minimum |
| | | | | the data is arranged from largest to smallest |
| | | | | 78 | 71 | 67 | 62 | 54 |
| | | | | 77 | 71 | 67 | 62 | 54 |
| | | | | 76 | 70 | 67 | 61 | 49 |
| | | | | 75 | 70 | 67 | 61 | 49 |
| | | | | 75 | 70 | 66 | 60 | 49 |
| | | | | 75 | 70 | 66 | 59 | 48 |
| | | | | 74 | 70 | 65 | 58 | 46 |
| | | | | 73 | 69 | 64 | 58 | 46 |
| | | | | 73 | 69 | 64 | 56 | 45 |
| | | | | 72 | 68 | 64 | 55 | 44 |
| | | | | 72 | 67 | 63 | 55 | 43 |
| | | | | 72 | 67 | 62 | 54 | 41 |
| | | | | from the table above; |
| | | | | maximum | 78 |
| | | | | minimum | 41 |
| | | | | midrange |
| | | | | midrange = | (maximum + minimum)/2 |
| | | | | maximum | 78 |
| | | | | minimum | 41 |
| | | | | midrange | 59.5 |
| | | | | | variance |
| | | | | variance = | (x-x_bar)^2 |
| | | | | | N |
| | | | | where x is the age, |
| | | | | x_bar is the mean of ages |
| | | | | and N is the number of patiants |
| | | | | x | x_bar | (x-x_bar)^2 | x | x_bar | (x-x_bar)^2 | | x_bar | (x-x_bar)^2 |
| | | | | 68 | 62.91666667 | 25.8403 | 67 | 62.91666667 | 16.6736 | 64 | 62.91666667 | 1.1736 |
| | | | | 41 | 62.91666667 | 480.3403 | 75 | 62.91666667 | 146.0069 | 55 | 62.91666667 | 62.6736 |
| | | | | 59 | 62.91666667 | 15.3403 | 77 | 62.91666667 | 198.3403 | 64 | 62.91666667 | 1.1736 |
| | | | | 55 | 62.91666667 | 62.6736 | 62 | 62.91666667 | 0.8403 | 49 | 62.91666667 | 193.6736 |
| | | | | 45 | 62.91666667 | 321.0069 | 61 | 62.91666667 | 3.6736 | 72 | 62.91666667 | 82.5069 |
| | | | | 78 | 62.91666667 | 227.5069 | 72 | 62.91666667 | 82.5069 | 49 | 62.91666667 | 193.6736 |
| | | | | 75 | 62.91666667 | 146.0069 | 74 | 62.91666667 | 122.8403 | 70 | 62.91666667 | 50.1736 |
| | | | | 67 | 62.91666667 | 16.6736 | 54 | 62.91666667 | 79.5069 | 70 | 62.91666667 | 50.1736 |
| | | | | 65 | 62.91666667 | 4.3403 | 61 | 62.91666667 | 3.6736 | 70 | 62.91666667 | 50.1736 |
| | | | | 71 | 62.91666667 | 65.3403 | 73 | 62.91666667 | 101.6736 | 58 | 62.91666667 | 24.1736 |
| | | | | 67 | 62.91666667 | 16.6736 | 49 | 62.91666667 | 193.6736 | 60 | 62.91666667 | 8.5069 |
| | | | | 66 | 62.91666667 | 9.5069 | 48 | 62.91666667 | 222.5069 | 70 | 62.91666667 | 50.1736 |
| | | | | 70 | 62.91666667 | 50.1736 | 69 | 62.91666667 | 37.0069 | 67 | 62.91666667 | 16.6736 |
| | | | | 71 | 62.91666667 | 65.3403 | 72 | 62.91666667 | 82.5069 | 67 | 62.91666667 | 16.6736 |
| | | | | 44 | 62.91666667 | 357.8403 | 76 | 62.91666667 | 171.1736 | 54 | 62.91666667 | 79.5069 |
| | | | | 46 | 62.91666667 | 286.1736 | 62 | 62.91666667 | 0.8403 | 75 | 62.91666667 | 146.0069 |
| | | | | 73 | 62.91666667 | 101.6736 | 58 | 62.91666667 | 24.1736 | 69 | 62.91666667 | 37.0069 |
| | | | | 54 | 62.91666667 | 79.5069 | 46 | 62.91666667 | 286.1736 | 64 | 62.91666667 | 1.1736 |
| | | | | 43 | 62.91666667 | 396.6736 | 62 | 62.91666667 | 0.8403 |
| | | | | 56 | 62.91666667 | 47.8403 | 63 | 62.91666667 | 0.0069 |
| | | | | 67 | 62.91666667 | 16.6736 | 66 | 62.91666667 | 9.5069 |
| | | | | | (x-x_bar)^2 = | 5642.5833 |
| | | | | variance = | 5642.5833 |
| | | | | | 60 |
| | | | | variance = | 94.043055 |
| | | | | standard deviation |
| | | | | standard deviation = | (variance)^0.5 |
| | | | | .= | 9.6975798527 |