2022 Statistical Analysis Pretest

Which statistical measure maybe used to indicate the center of a set of score?

• Standard Deviation

• Range

• Mean

• Variance

Which statistical tool will you use if you are interested in describing the spread of your data set?

• Mean

• Median

• Mode

• Standard Deviation

Which tool should you employ when trying to examine significant difference between statistics of two groups involving small sample size?

• z-test

• t-test

• ANOVA

• F-test

Ms. Tek would like to compare the average scores of each of the 4 sections she is handling. Which tool will you suggest her to use?

• z-test

• t-test

• ANOVA

• eta-squared

Sex is a common grouping variable. Sex is classified under which level of measurement?

• Nominal

• Ordinal

• Interval

• Ratio

Mr. Mo would like to compare the means of the pretest and posttest scores of the experimental group in his study? Which tool will be appropriate to use?

• Independent Sample T-test

• Paired Sample T-test

• z-test

• ANOVA

Which of these measures would tell whether an intervention is effective or not?

• Measures of Central Tendency

• Measures of Variation

• Measures of Association

• Measures of Effect Size

Which measure of effect size is usually included when reporting ANOVA results?

• Cohen's d

• eta-squared

• Pearson r

• Hedges' g

Ms. Misuut would like to check wether the scores of the experimental group significantly differ with the scores of the control group? Which tool will she use?

• Dependent Sample T-test

• Independent Sample T-test

• One way ANOVA

• Paired t-test

When should formulas used in statistical analysis be presented in the Data Analysis Plan of a research paper?

• Always

• Sometimes

• Never

• I don't know