Respuesta :

astonishinglycool

Step-by-step explanation:

mean = sum of observation/ no. of observation

mean = 3+5+6+4+7+3+9+8/ 8

mean = 45/8 = 5.6

bts941865

Answer:

3+5+6+4+7+3+9+8/8

45/8

5.625

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