Find the Mean (Arithmetic) 83 , 86 , 92 , 13 , 28 , 53 , 49 , 28 , 49 , 66 , 50 , 81 , 18 , 27 , 68 , 81 , 45 , 53 , 21 , 17 , 55 , 80

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83 , 86 , 92 , 13 , 28 , 53 , 49 , 28 , 49 , 66 , 50 , 81 , 18 , 27 , 68 , 81 , 45 , 53 , 21 , 17 , 55 , 80
The mean of a set of numbers is the sum divided by the number of terms.
83+86+92+13+28+53+49+28+49+66+50+81+18+27+68+81+45+53+21+17+55+8022
Simplify the numerator.
Tap for more steps…
Add 83 and 86.
169+92+13+28+53+49+28+49+66+50+81+18+27+68+81+45+53+21+17+55+8022
Add 169 and 92.
261+13+28+53+49+28+49+66+50+81+18+27+68+81+45+53+21+17+55+8022
Add 261 and 13.
274+28+53+49+28+49+66+50+81+18+27+68+81+45+53+21+17+55+8022
Add 274 and 28.
302+53+49+28+49+66+50+81+18+27+68+81+45+53+21+17+55+8022
Add 302 and 53.
355+49+28+49+66+50+81+18+27+68+81+45+53+21+17+55+8022
Add 355 and 49.
404+28+49+66+50+81+18+27+68+81+45+53+21+17+55+8022
Add 404 and 28.
432+49+66+50+81+18+27+68+81+45+53+21+17+55+8022
Add 432 and 49.
481+66+50+81+18+27+68+81+45+53+21+17+55+8022
Add 481 and 66.
547+50+81+18+27+68+81+45+53+21+17+55+8022
Add 547 and 50.
597+81+18+27+68+81+45+53+21+17+55+8022
Add 597 and 81.
678+18+27+68+81+45+53+21+17+55+8022
Add 678 and 18.
696+27+68+81+45+53+21+17+55+8022
Add 696 and 27.
723+68+81+45+53+21+17+55+8022
Add 723 and 68.
791+81+45+53+21+17+55+8022
Add 791 and 81.
872+45+53+21+17+55+8022
Add 872 and 45.
917+53+21+17+55+8022
Add 917 and 53.
970+21+17+55+8022
Add 970 and 21.
991+17+55+8022
Add 991 and 17.
1008+55+8022
Add 1008 and 55.
1063+8022
Add 1063 and 80.
114322
114322
Divide.
51.954‾
The mean should be rounded to one more decimal place than the original data. If the original data were mixed, round to one decimal place more than the least precise.
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Find the Mean (Arithmetic) 83 , 86 , 92 , 13 , 28 , 53 , 49 , 28 , 49 , 66 , 50 , 81 , 18 , 27 , 68 , 81 , 45 , 53 , 21 , 17 , 55 , 80

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