a. What is the population in this experiment? What is the sample? b. What basic
ID: 3505731 • Letter: A
Question
a. What is the population in this experiment? What is the sample?
b. What basic type of study design will you use to answer the research question?
a) descriptive b) experimental c) neither
c. More specifically, what type of study design will you use to answer the research question?
a) case study b) cross-over c) cross-sectional d) longitudinal e) pre/post f) randomized, controlled g) retrospective h) time series
d. What type of statistical test would be most appropriate to analyze these data?
a) Chi-square test b) dependent t-test c) independent t-test d) one-way ANOVA e) repeated measures ANOVA f) None of these is appropriate. g) You cannot run statistics on these data.
e. Develop a directional hypothesis for your research question. (Recall that a research question typically includes an independent variable, or categorical variable, dependent variable, and population.)
Explanation / Answer
a) the population is the U.S. population. Certain values of the population is necessary to compare. The sample is the students in class whose details are necessary to come to a conclusion.
b) a. Descriptive research
Because blood group can be found using questionnaire and experimental research is suitable only if 2 variables are involved.
c) c. Cross sectional
Cross sectional study involves studying the subject only once, which is enough for finding the blood group.
d) b. Dependent t test
This would compare both the statistics.
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