Quantitative Research Methods

Which of the following BEST operationalizes the construct "verbal aggression"?

• yelling

• kicking

• frequency of making threatening comments

• giving the silent treatment

What do you call the variables that can potentially distort or influence the relationship between the IV and the DV, especially if these are not controlled or kept constant?

• moderating variables

• confounding variables

• mediating variables

• influencing variables

Which of the following research designs compares two variables but does NOT include a manipulation of variables?

• Descriptive Design

• True Experimental Design

• Correlational Design

• Quasi-Experimental Design

Which of the following distinguishes the true experimental research from the quasi-experimental research?

• IV & DV

• cause & effect

• random assignment of subjects

• experimental and control groups

What do you call the small portion of the population from whom data is gathered?

• census

• sample

• target

• probability

Chesca wanted to know the STEM students' opinion on doing self-care checkouts in an online classroom. She randomly selected 2 students from each STEM section to interview.

What sampling method did she employ in this case?

• Convenience Sampling

• Simple Random Sampling

• Stratified Sampling

• Cluster Sampling

A student evaluation of teaching effectiveness for an online research class asks students to respond to their level of agreement with several statements according to the scale

1 = Strongly Agree, 2 = Agree, 3 = Neutral, 4 = Disagree, and 5 = Strongly Disagree.

What level of measurement do the responses indicate?

• Ordinal

• Ratio

• Interval

• Nominal

A study wanted to find out if there is a relationship between number of hours of sleep and scores in a statistics test.

Which statistical analysis tool is BEST used for analyzing and comparing data collected from 22 Grade 11 sections?

• independent t-test

• one-way ANOVA

• repeated measures ANOVA

• two-way ANOVA

A study was done to determine the correlation between the frequency of doing workouts and scores in a memory test.

Assuming a normal distribution, which statistical tool is BEST used for analyzing if there is a strong association between the two variables?

• Pearson's r

• Spearman's rho

• paired samples t-test

• independent t-test

• chi-square test of independence

Which type of information is most likely to be collected by quantitative research methods?

• attitudes and values

• non-numerical data

• descriptions and explanations

• measurements and statistics