Question

kira looked through online census information to determine the average number of people living in the homes in her city. what is true about kira’s data collection?

• kira used an observational study where the data is qualitative.
• kira used an observational study where the data is quantitative.
• kira used published data that is qualitative.
• kira used published data that is quantitative.

Explanation:

1. First, analyze the data type: The number of people in homes is a numerical value, so the data is quantitative (qualitative data is non - numerical, like colors, opinions).
2. Then, analyze the data source: Kira looked through online census information, which is published data (not an observational study where she would be directly observing and collecting data herself).

Answer:

D. Kira used published data that is quantitative.