Question

A weather researcher compared average monthly temperature data for Rio deJaneiro, Brazil, and Caracas, Venezuela.Rio de Janelro CaracasMean 76.5°F74.5°FRange 11.1°F17.4°FBased on these data, which statements are true?A. On average, Rio de Janeiro has a higher monthly temperature.However, temperatures in Caracas vary more.B. On average, Rio de Janeiro has a higher monthly temperature. Itsmonthly temperatures also vary more.C. On average, Caracas has a higher monthly temperature. However,temperatures in Rio de Janeiro vary more.D. On average, Caracas has a higher monthly temperature. Itsmonthly temperatures also vary more.

Answer 1

The mean and the average values are the same. They represent a dataset by calculating the central value.

The range can be understood as the variation of the data. The higher the range, the wider the variation.

From the table, we can see the average temperature of Rio de Janeiro is higher than in Caracas.

We can also see the variation of the temperature is higher in Caracas than in Rio de Janerio.

This corresponds to choice A.