CRA Data Collection & Analysis 3

Question 1

Cronbach's alpha is a measure of:

Accepted Answer

Internal consistency reliability

Answer

Cronbach's alpha quantifies the internal consistency of a multi-item scale by assessing how well items that measure the same construct correlate with each other.

Question 2

A researcher records participants' exact words during interviews without interpretation. This stage is called:

Accepted Answer

Transcription

Answer

Transcription converts recorded speech verbatim into written text, preserving the raw qualitative data before any analytical coding begins.

Question 3

Which sampling method would be most appropriate when the population is divided into distinct, non-overlapping subgroups of interest?

Accepted Answer

Stratified random sampling

Answer

Stratified random sampling divides the population into strata and randomly samples from each, ensuring all subgroups are proportionally represented.

Question 4

In quantitative research, a p-value of 0.03 means:

Accepted Answer

There is a 3% probability of obtaining results this extreme if the null hypothesis is true

Answer

A p-value represents the probability of observing data as extreme as the sample, assuming the null hypothesis is true — not the probability that any hypothesis is correct.

Question 5

Secondary data analysis involves:

Accepted Answer

Analyzing data collected by another researcher for a different original purpose

Answer

Secondary data analysis uses pre-existing datasets — such as government records or prior studies — to answer new research questions without new data collection.

(CRA) Certified Research Associate Practice Test

(CRA) Certified Research Associate Practice Test

CRA Data Collection & Analysis 3