Question

1. what do researchers use to determine if the results of an experiment support the hypothesis or are due to chance?

measures of central tendency
descriptive statistics
a single - blind study
inferential statistics

Explanation:

Measures of central tendency (mean, median, mode) just describe typical values. Descriptive statistics summarize data. A single - blind study is about the experimental design to reduce bias. Inferential statistics use sample data to make inferences about a population, helping to determine if results support a hypothesis or are due to chance.

Answer:

D. Inferential statistics