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An accompanying answer key shows the calculation as a division of the sum by the number of terms for each set, with results including decimals such as 12.1, 15.5, 11.4, 9.2, and 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, 13 |  |  |  |  |  |  |  | Answers\u003Cbr>1.   |  |  |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |\n| 2) | 16 , 2 , 14 , 18 , 7 , 4 , 14 , 5 |  |  |  |  |  |  | 2.   |  |  |  |  |  |\n| 3) | 17 , 13 , 14 , 10 , 20 , 19 |  |  |  |  |  |  | 3.   |  |  |  |  |  |\n| 4) | 14 , 19 , 17 , 9 , 7 , 14 , 9 , 7 , 3 |  |  |  |  |  |  | 4.  \u003Cbr>5.   |  |  |  |  |  |\n| 5) | 9 , 18 , 8 , 1 , 20 , 20 |  |  |  |  |  |  | 6.   |  |  |  |  |  |\n| 6) | 16 , 14 , 7 , 8 , 15 |  |  |  |  |  |  | 7.   |  |  |  |  |  |\n| 7) | 8 , 11 , 11 , 14 , 13 |  |  |  |  |  |  | 8.  \u003Cbr>9.   |  |  |  |  |  |\n| 8) | 17 , 15 , 15 , 3 , 18 , 6 , 10 , 4 |  |  |  |  |  |  | 10.   |  |  |  |  |  |\n| 9) | 11 , 20 , 11 , 13 , 7 , 1 , 9 , 19 |  |  |  |  |  |  | 11.   |  |  |  |  |  |\n| 10) | 14 , 12 , 16 , 11 , 18 , 11 , 6 , 14 , 15 |  |  |  |  |  |  | 12.  \u003Cbr>13. |  |  |  |  |  |\n| 11) | 1 , 8 , 13 , 6 , 12 , 15 |  |  |  |  |  |  | 14.   |  |  |  |  |  |\n| 12) | 18 , 10 , 4 , 1 , 14 , 3 , 13 |  |  |  |  |  |  | 15.   |  |  |  |  |  |\n| 13) | 17 , 1 , 20 , 16 , 16 , 8 , 4 , 6 , 12 |  |  |  |  |  |  |  |  |  |  |  |  |\n| 14) | 8 , 9 , 6 , 12 , 6 , 9 , 6 |  |  |  |  |  |  |  |  |  |  |  |  |\n| 15) | 3 , 8 , 20 , 5 , 2 , 2 , 7 |  |  |  |  |  |  |  |  |  |  |  |  |\n|  | Math\u003Cbr>[www.CommonCoreSheets.com](www.CommonCoreSheets.com) | 2 | 1-10\u003Cbr>11-15 | 93 | 87 | 80 | 73 | 67 | 60 | 53 | 47 | 40 | 33 |\n|  |  |  |  | 27 | 20 | 13 | 7 | 0 |  |  |  |  |  |\n\nFinding Mean  \nName: Answer Key  \n\n| Find the mean (average) of each set of numbers.\u003Cbr>1) 3 , 19 , 16 , 10 , 2 , 12 , 14 , 20 , 13\u003Cbr>109 ÷ 9 = 12.1 |  |  |  |  |  |  |  | Answers\u003Cbr>1.  12.1  |  |  |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |\n| 2) | 16 , 2 , 14 , 18 , 7 , 4 , 14 , 5\u003Cbr>80 ÷ 8 = 10 |  |  |  |  |  |  | 2.  10  |  |  |  |  |  |\n| 3) | 17 , 13 , 14 , 10 , 20 , 19\u003Cbr>93 ÷ 6 = 15.5 |  |  |  |  |  |  | 3.  15.5  4. 11 |  |  |  |  |  |\n| 4) | 14 , 19 , 17 , 9 , 7 , 14 , 9 , 7 , 3\u003Cbr>99 ÷ 9 = 11 |  |  |  |  |  |  | 5.  12.7  |  |  |  |  |  |\n| 5) | 9 , 18 , 8 , 1 , 20 , 20\u003Cbr>76 ÷ 6 = 12.7 |  |  |  |  |  |  | 6.  12  |  |  |  |  |  |\n| 6) | 16 , 14 , 7 , 8 , 15\u003Cbr>60 ÷ 5 = 12 |  |  |  |  |  |  | 7.  11.4  8. 11 |  |  |  |  |  |\n| 7) | 8 , 11 , 11 , 14 , 13\u003Cbr>57 ÷ 5 = 11.4 |  |  |  |  |  |  | 9.  11.4  |  |  |  |  |  |\n| 8) | 17 , 15 , 15 , 3 , 18 , 6 , 10 , 4\u003Cbr>88 ÷ 8 = 11 |  |  |  |  |  |  | 10.  13  |  |  |  |  |  |\n| 9) | 11 , 20 , 11 , 13 , 7 , 1 , 9 , 19\u003Cbr>91 ÷ 8 = 11.4 |  |  |  |  |  |  | 11.  9.2  |  |  |  |  |  |\n| 10) | 14 , 12 , 16 , 11 , 18 , 11 , 6 , 14 , 15\u003Cbr>117 ÷ 9 = 13 |  |  |  |  |  |  | 12.  9 \u003Cbr>13. 11.1 |  |  |  |  |  |\n| 11) | 1 , 8 , 13 , 6 , 12 , 15\u003Cbr>55 ÷ 6 = 9.2 |  |  |  |  |  |  | 14.  8  |  |  |  |  |  |\n| 12) | 18 , 10 , 4 , 1 , 14 , 3 , 13\u003Cbr>63 ÷ 7 = 9 |  |  |  |  |  |  | 15.  6.7  |  |  |  |  |  |\n| 13) | 17 , 1 , 20 , 16 , 16 , 8 , 4 , 6 , 12\u003Cbr>100 ÷ 9 = 11.1 |  |  |  |  |  |  |  |  |  |  |  |  |\n| 14) | 8 , 9 , 6 , 12 , 6 , 9 , 6\u003Cbr>56 ÷ 7 = 8 |  |  |  |  |  |  |  |  |  |  |  |  |\n| 15) | 3 , 8 , 20 , 5 , 2 , 2 , 7\u003Cbr>47 ÷ 7 = 6.7 |  |  |  |  |  |  |  |  |  |  |  |  |\n|  | Math\u003Cbr>[www.CommonCoreSheets.com](www.CommonCoreSheets.com) | 2 | 1-10\u003Cbr>11-15 | 93 | 87 | 80 | 73 | 67 | 60 | 53 | 47 | 40 | 33 |\n|  |  |  |  | 27 | 20 | 13 | 7 | 0 |  |  |  |  |  |\n\nFinding Mean  \nName:  \nFind the mean (average) of each set of numbers.  \n8 10 13 12 11  \n9.2 12.7 15.5 11.4 6.7  \n12.1 9 11 11.1 11.4  \n1) 3 , 19 , 16 , 10 , 2 , 12 , 14 , 20 , 13  \n2) 16 , 2 , 14 , 18 , 7 , 4 , 14 , 5 3) 17 , 13 , 14 , 10 , 20 , 19  \n4) 14 , 19 , 17 , 9 , 7 , 14 , 9 , 7 , 3 5) 9 , 18 , 8 , 1 , 20 , 20  \n6) 16 , 14 , 7 , 8 , 15 7) 8 , 11 , 11 , 14 , 13  \n8) 17 , 15 , 15 , 3 , 18 , 6 , 10 , 4 9) 11 , 20 , 11 , 13 , 7 , 1 , 9 , 19  \n10) 14 , 12 , 16 , 11 , 18 , 11 , 6 , 14 , 15 11) 1 , 8 , 13 , 6 , 12 ","cbCaijTU3o3MiG2L","https://ap.wps.com/l/cbCaijTU3o3MiG2L","pdf",44707,"English","# Find the mean (average)\n## Problems 1-15\n## Answers and calculations","[{\"question\":\"What does the worksheet ask students to do?\",\"answer\":\"Find the mean (average) of each set of numbers in the 15 problems and write the results.\"},{\"question\":\"How are the answers in the answer key computed?\",\"answer\":\"For each problem, the key uses the sum of the numbers divided by the count of terms (e.g., 109 ÷ 9 = 12.1).\"},{\"question\":\"Are the mean values always whole numbers?\",\"answer\":\"No. Some means are decimals, such as 12.1, 15.5, 11.4, 9.2, and 6.7.\"}]","Finding Mean - Worksheet and Answer Key | PDF",1790787394]