How could a nurse researcher's use of a homogeneous sample weaken a research study?
a. By decreasing the reliability of the findings
b. By decreasing the generalizability of the findings
c. By increasing the number of subjects needed to reach statistical significance
d. By increasing the risk that the findings were the result of chance alone
ANS: B
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A Homogeneity of a sample would not necessarily affect reliability.
B Homogeneity of a sample can decrease the generalizability of the findings to other populations.
C Homogeneity of a sample does not mandate a larger sample size.
D Homogeneity does not increase the likelihood of chance findings.
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