AKADEMIYA_DF_1

Which of the following is a type of data?

• Nominal

• Ordinal

• Interval

• All of the above

What is the first step in the data analysis process?

• Cleaning the data

• Collecting data

• Visualizing data

• Interpreting results

Quantitative data is primarily concerned with:

• Descriptions and qualities

• Numerical values

• Text and images

• Opinions and perceptions

Which of these is an example of qualitative data?

• Age of a person

• Temperature in Celsius

• Favorite color

• Salary in dollars

Which type of chart is best suited for showing trends over time?

• Bar chart

• Line chart

• Pie chart

• Scatter plot

What is data cleaning?

• Storing the data securely

• Removing errors and inconsistencies

• Collecting more data

• Analyzing data trends

Which of the following is an example of ordinal data?

• Student grades (A, B, C)

• Number of siblings

• Height in centimeters

• Temperature in Fahrenheit

What is the purpose of data visualization?

• To manipulate data

• To summarize and present data graphically

• To clean the data

• To perform statistical tests

Which of the following is NOT a measure of central tendency?

• Mean

• Median

• Mode

• Range

A scatter plot is used to:

• Show relationships between two variables

• Display proportions

• Summarize large datasets

• Compare categories