Estatística exercícios
3.1- Média aritmética pelo método direto.
3.2- Média aritmética calculada usando a distribuição de frequências.
3.3- Mediana.
3.4- Moda.
3.5- Fazer o histograma das frequências.
3.6- Amplitude pelo método direto."
19,178 23,519 23,481 18,059 24,771 25,105 24,632 23,777 21,735 20,200 20,198 24,686 27,532 24,764 26,776 27,733 28,783 24,948 22,854 22,401 21,091 25,041 28,043 25,310 28,021 28,476 28,858 27,622 23,770 27,830 23,389 25,645 28,832 25,438 32,792 29,933 29,097 28,777 26,290 28,511 24,148 28,811 30,201 26,533 33,004 30,223 31,874 29,271 27,586 29,932 24,549 29,491 32,237 29,244 33,310 31,542 33,136 30,529 27,760 30,261 25,638 30,218 33,760 32,066 35,285 33,652 33,141 34,754 28,462 32,233 36,247 32,563 34,283 32,382 35,356 35,000 33,627 37,616 28,832 33,512 37,607 33,296 37,354 36,098 37,252 37,329 36,410 37,652 30,372 38,085 46,604 35,769 37,831 37,148 39,038 37,643 38,529 42,428 42,065 38,137 Média A 27,8649 28,9039 31,3554 28,7042 32,5605 31,6636 31,8087 31,7374 27,9726 30,1102
Mediana 24,3485 29,151 31,219 27,8885 33,157 30,8825 32,505 29,9 27,673 30,0965
Moda #N/D #N/D #N/D #N/D #N/D #N/D #N/D #N/D #N/D #N/D
Amplitude 27,426 12,25 14,35 19,089 14,267 12,538 13,897 18,651 20,33 17,937 Frequência Acumulada
15 - 20 1 0 0 1 0 0 0 0 0 0 1 0 0
20 - 25 5 2 1 1 1 0 1 0 3 2 6 2 1
25 - 30 1 4 3 4 2 4 3 3 5 3 7 6 4
30 - 35 0 3 4 2 3 3 4 2 1 3 7 9 8
35 - 40 2 1 2 2 4 4 2 2 0 2 9 10 10
40 - 45 0 0 0 0 0 0 0 1 1 0 9 10 10