QUANTITATIVE RESEARCH TECHNIQUES STATISTICS EXAM PREP TEST BANK VERIFIED QUESTIONS AND CORRECT ANSWERS

QUANTITATIVE RESEARCH TECHNIQUES
STATISTICS EXAM PREP TEST BANK
VERIFIED QUESTIONS AND CORRECT
ANSWERS

●● Independent variable
Answer: Researcher can change and vary


●● Dependent variable
Answer: Outcome


●● Levels of variable
Answer: Experimental and control


●● Types of variables
Answer: Qualitative and quantitative


●● Qualitative
Answer: Not quantifiable


●● Discrete

,Answer: Whole units (frequencies)


●● Continuous variables
Answer: On a scale - real limits


●● Empirical
Answer: Based on observations


●● Operationalize
Answer: Translate observations into variables


●● Reliability
Answer: Thing you use to measure will work the same again and again


●● Constructs
Answer: Can't directly observe - have to ask people


●● Population
Answer: Group to which you can generalize


●● Sample
Answer: Individuals in a study

, ●● Sampling bias
Answer: Results cannot be generalized to population


●● SRS
Answer: Every individual has an equal chance of being included in
sample


●● Size of sample
Answer: Random does not ensure representation, larger sample = more
representative


●● Stratified sample
Answer: Sample from meaningful subgroups


●● Convenience sample
Answer: Get who you can easily reach - not representative


●● Experimental design
Answer: Random assignment, used when we want to know if change in
one thing results change in another


●● Quasi design