A study attempted to estimate the proportion of Queensland residents who were willing to spend more tax dollars on solar-powered lighting for streets and public parks.Twenty-five hundred Queensland residents were surveyed.What type of data collection procedure was most likely used to collect the data for this study?
A) A designed experiment.
B) A random sample.
C) Observational data.
D) A published source.

Question

Quizplus · Accepted Answer

The most likely data collection procedure used in this study was a random sample, where 2,500 Queensland residents were surveyed. This method ensures that every member of the population has an equal chance of being selected for the survey, which helps to increase the representativeness of the sample and reduce bias.

A Study Attempted to Estimate the Proportion of Queensland Residents