Here are some examples of quantitative research questions (these focus on numbers, measurements, or data):How does the number of study hours affect the test scores of high school students?What is the relationship between sleep duration and productivity among college students?How many hours per week do teenagers spend on social media, and how does it impact their academic performance?Does the use of a specific teaching method improve the math scores of Grade 7 students?What is the average income level of households in a specific community and how does it relate to their spending habits?