8,4,10,2,11,6,9 find arthmatic mean and range
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Answer:
Range=9
Mean=7.14286
Step-by-step explanation:
Range is the difference between the largest and smallest data in a data set.
∴Largest data=11
Smallest data=2
∴Range=11-2=9
Mean is the average of all data set
∴(8+4+10+2+11+6+9)/7
=7.14286
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