The purpose of _______ is to address the limitations of having a convenience sample.
a. validity
b. a representative sample
c. random sampling
d. random assignment
Ans: D
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Which of the following statements regarding ethnic identity is true?
Adolescents who belong to an ethnic minority are likely to establish a clear sense of their own roots very quickly. Most adolescents of ethnic minorities choose to blend in with the ethnic majority rather than establish their own identity. A child who belongs to an ethnic minority usually begins to establish an ethnic identity in adolescence and is likely to continue to explore the implications of this identity for many more years. Adolescents who develop a strong sense of their own ethnic identity are likely to be in conflict with members of other ethnic identities.
In resistant patients, ______ combined with antidepressant medication leads to significant improvement in depression scores.
A. aversive therapy B. cognitive behavioral therapy C. systematic desensitization D. ketamine
The assumption of parametric tests of significance that the variances of the populations are
equivalent is called A) homogeneity of variance B) assumption of normality C) heterogeneity of variance D) equivalence of variance
Infants use their tongues most often when they _______.
What will be an ideal response?