Question

Arithmetic mean for the given set :25, 35, 17, 15, 45, 30, 55, 21, 47, 10. O A) 30 B) 35 C) 17 D) 25​

Answer 1

arithmetic mean = sum of numbers/number of values

= 25+35+ 17+ 15+ 45 +30+55+ 21+ 47+ 10 = 300

number of values are 10

so 300/10

=30

so the answer is

A)30

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