Question

Find the weighted average of the numbers −1 and 5 with two thirds of the weight on the first number and one third on the second number.

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Answer 1

The weighted average of the numbers −1 and 5 with two thirds of the weight on the first number and one third on the second number is B. 1

How to calculate the average?

From the information, the weighted average of the numbers −1 and 5 with two thirds of the weight on the first number and one third on the second number will be illustrated.

= (2/3 × -1) + (1/3 × 5)

= -2/3 + 5/3

= 1

Therefore, the correct option is 1.

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