Question

The weight of 7 chocolate bar in gram are 131, 127, 125, 130, 133, 129 and 128 . Find the mean​

Answer 1

Answer:

131+127+125+130+133+129+128÷7=903÷7=129

129 is the answer

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Answer 2

Answer:

129

Step-by-step explanation:

MEAN (AVERAGE) =SUM OF ALL OBSERVATIONS

NUMBER OF OBSERVATIONS

MEAN =(131 +127 +125 +130 +133 +129 +128) /7

MEAN =903 /7

MEAN =129

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