Practical Research Quiz 2

True or False

Qualitative research is expressed in words.

• True

• False

True or False

Qualitative research is used to understand concepts, thoughts, or experiences.

• True

• False

True or False

Common qualitative methods include experiments and surveys.

• True

• False

True or False

Quantitative research is expressed in numbers and graphs.

• True

• False

True or False

Common quantitative methods include interviews with open-ended questions.

• True

• False

What is the independent variable in the study testing the effect of room temperature on math test scores?

• Math test scores

• The participants' math skills

• Room temperature

• The standardized test used

In a true experiment, what is the primary purpose of random assignment

• To ensure that all participants are similar

• To manipulate the dependent variable

• To control participant characteristics and reduce bias

• To increase the number of participants

Which of the following is NOT a type of independent variable?

•  Experimental independent variable

•  Subject variable
  

• Dependent variable

• Predictor variable

What is the presumed effect in a research study?

•  Independent variable

•    Subject variable

  
  

•    -Experimental manipulation

• Dependent variable

In the example of studying the effect of a new medication on blood pressure, what are the levels of the independent variable?

• Placebo group only

• High-dose and low-dose groups only

• Low-dose, high-dose, and placebo groups

• Randomly assigned groups