MCQs on Data Analysis and Hypothesis Testing

Data analysis refers to:

• Collecting raw data only

• Organizing and interpreting data to extract meaningful information

• Storing data in databases

• Publishing research reports

Which of the following is an example of univariate analysis?

• Correlation

• Regression

• Frequency distribution

• ANOVA

Univariate analysis focuses on:

• Two variables

• One variable at a time

• Three variables

• Multiple variables simultaneously

Which measure is commonly used in univariate analysis?

• Mean

• Median

• Mode

• All of the above

Bivariate analysis examines:

• One variable

• Two variables and their relationship

• Three variables

• No variables

Which technique measures the strength of relationship between two variables?

• Frequency distribution

• Correlation

• Mean

• Standard deviation

Which of the following represents bivariate analysis?

• Average salary of employees

• Relationship between salary and experience

• Frequency of age groups

• Distribution of marks

Which of the following is NOT a type of data?

• Nominal

• Ordinal

• Interval

• Structural

Gender is an example of:

• Nominal data

• Ordinal data

• Interval data

• Ratio data

Education level (UG, PG, PhD) is an example of:

• Nominal data

• Ordinal data

• Ratio data

• Interval data