Final answer:
The most likely method to help the researcher gain usable information from the data is to use statistical analysis to understand trends in the data.
Step-by-step explanation:
The most likely method to help the researcher gain usable information from the data is to use statistical analysis to understand trends in the data. Statistical analysis allows the researcher to identify patterns, relationships, and trends within the data set. By using various statistical techniques, such as calculating measures of central tendency (mode, median, and mean) and conducting statistical tests, the researcher can derive meaningful insights and draw conclusions from the large data set.