What is the primary goal of quantitative research?

C. To test hypotheses and examine relationships

Which of the following is a characteristic of a quantitative research design?

C. Statistical Analysis

What is the unit of analysis in quantitative research?

A Participants

Which of the following is a common method of data collection in quantitative research?

C. Surveys

What is the purpose of random sampling in quantitative research?

A To ensure generalizability

Which statistical measure is used to describe the central tendency of a distribution?

C. Mean

In quantitative research, what does reliability refer to?

B. The consistency of measurements

What is the purpose of a null hypothesis in quantitative research?

D. To be tested and potentially rejected

What is a variable in the context of Quantitative research?

B. A factors that can be varies and measured

Which type of research design involves collecting data from the same participants at different points in time?

B. Longitudinal

What is a Likert scale commonly used for in quantitative research?

A. Measuring attitudes and opinions

What is the purpose of inferential statistics in quantitative research?

B. To make predictions about a population based on a sample

What is a covariate in quantitative research?

C. Avariable that is controlled for in statistical analysis

B. To establish a baseline for comparison

What is a Type I error in hypothesis testing?

A. Incorrectly rejecting a true null hypothesis

What is the purpose of a control group in experimental research?

B. To establish a baseline for comparison

Which of the following is a limitation of survey research in quantitative methodology?

B. Limited generalizability

What is the role of a hypothesis in quantitative research?

D. To serve as a tentative prediction that can be tested

Which statistical test is appropriate for analyzing the relationship between two continuous variables?

C. Pearson correlation

What is the purpose of a pilot study in quantitative research?

B. To collect preliminary data and identify potential problems

Which of the following is a key consideration when designing a questionnaire for a quantitative study?

D. Clear and unbiased wording

What is statistical power in quantitative research?

A. The probability of finding a statistically significant result when it exists

Which of the following is an example of a categorical variable in quantitative research?

C. Gender

In quantitative research, what is the purpose of a literature review?

A. To summarize findings from previous studies

What is the advantage of using a cross-sectional research design in quantitative studies?

B. It provides a snapshot of a population at a single point in time

What is a confounding variable in quantitative research?

C. A variable that may influence the dependent variable and is not controlled for.