Data Analysis in Research

What does data analysis in research involve?

• Applying logical techniques to interpret data

• Applying mathematical techniques to interpret data

• Applying both statistical and logical techniques to interpret data

• Applying statistical techniques to interpret data

Which measure provides a measure of central tendency in a distribution?

• Percentage

• Mean

• Frequency

• Standard Deviation

Which test is used to compare data between three or more groups?

• Paired t-test

• One-way ANOVA

• Mann Whitney test

• Kruskal Wallis test

In the data analysis design for experimental research, which test is used to compare the pretest and posttest means of one experimental group?

• Independent Samples t-test

• Paired t-test

• One-way ANOVA

• Mann Whitney test

What is the primary goal of regression analysis?

• To identify the correlation between variables

• To make predictions based on the relationship between variables

• To determine the statistical significance of variables

• To calculate the mean difference between groups