Statistics Review

What is the primary purpose of statistics in social studies?

• To collect data

• To interpret data

• To present data

• To analyze data

Which of the following is a common method of data collection in social studies?

• Surveys

• Experiments

• Simulations

• Interviews

What does a histogram represent in statistical analysis?

• Frequency distribution

• Cumulative frequency

• Probability distribution

• Data correlation

Which measure of central tendency is most affected by extreme values?

• Mean

• Median

• Mode

• Range

What is the term for a graphical representation of data using bars of different heights?

• Pie chart

• Line graph

• Bar chart

• Scatter plot

In social studies, what is the significance of a sample size?

• It determines the accuracy of the data

• It affects the data collection method

• It influences the data presentation

• It impacts the data storage

What is the role of a control group in an experiment?

• To provide a standard for comparison

• To increase the sample size

• To reduce the cost of the experiment

• To ensure data accuracy

Which statistical measure is used to describe the spread of data?

• Mean

• Median

• Standard deviation

• Mode

What is the purpose of a scatter plot in statistics?

• To show data trends

• To compare data sets

• To display data distribution

• To illustrate data correlation

Which of the following is a qualitative data type?

• Height

• Weight

• Gender

• Age