Stratified random sampling is used instead of simple random sampling when a researcher wants to ensure that the sample has specified characteristics.
a. True
b. False
Indicate whether the statement is true or false
One of the best ways to capture and make sense of the complexity of individual experience is through quantitative research methods.
a. True
b. False
Indicate whether the statement is true or false
If an independent-groups t test has seven participants in each group, then the degrees of freedom are
a. 7.
b. 14.
c. 6.
d. 12.
Simple random sampling without replacement means that the likelihood of selecting one specific individual will depend on which other individuals are selected for the sample.
a. True
b. False
Indicate whether the statement is true or false
Truth can be subjective.
a. True
b. False
Indicate whether the statement is true or false
The null hypothesis for a two-tailed independent-groups t test states that
a. H0: m1 m2.
b. H0: m1 = m2.
c. Ha: m1 m2.
d. Ha: m1 = m2.
Using a simple random sample eliminates bias from the selection process.
a. True
b. False
Indicate whether the statement is true or false
How does the office of research integrity define research misconduct?
What will be an ideal response?
If a researcher reported for an independent-groups t test that t(18) = 2.90, p< .01, how many participants were there in the study?
a. 18
b. 20
c. 10
d. 9
Simple random sampling guarantees that the sample will be representative of the population.
a. True
b. False
Indicate whether the statement is true or false
Quick Reply
