High School

Find the mean for the given sample data. Unless indicated otherwise, round your answer to one more decimal place than is present in the original data values.

The weights (in pounds) of six dogs are listed below. Find the mean weight:

26, 12, 100, 45, 126, 84

A. 66 lb
B. 65 lb
C. 78.6 lb
D. 65.5 lb

Answer :

Final answer:

The mean weight of the six dogs is calculated by adding all the weights together and dividing by the number of dogs, which results in a mean weight of 65.5 pounds.

Explanation:

To find the mean weight of the six dogs, we add up all the weights and divide by the number of dogs:

  1. Add the weights of the dogs together: 26 + 12 + 100 + 45 + 126 + 84 = 393 pounds.
  2. Divide the total weight by the number of dogs: 393 ÷ 6 = 65.5 pounds.

Therefore, the mean weight of the dogs is 65.5 pounds.

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