AP Psychology: Statistical Analysis and Data Interpretation

What type of data is not open to interpretation?

• Qualitative data

• Quantitative data

• Anecdotal data

• Theoretical data

Which type of data comes from surveys and interviews?

• Quantitative data

• Qualitative data

• Derived data

• Secondary data

Which statistical tool is used to organize data visually without spaces between bars?

• Bar graph

• Histogram

• Line graph

• Pie chart

What is the purpose of inferential statistics?

• Describe data

• Predict using data

• Organize data

• Summarize data

Which graph shows frequencies through vertical columns?

• Line graph

• Scatter plot

• Pie chart

• Histogram

What is the median of a data set?

• The average of all values

• The middle value when data is ordered

• The difference between highest and lowest values

• The most frequent value

How is the mode determined in a data set?

• Average value

• Least frequent value

• Most frequent value

• Middle value

What is the mean of a data set?

• Sum divided by number of values

• Middle value

• Most frequent value

• Difference between high and low

What does a normal distribution typically look like?

• A skewed curve

• A flat line

• A bell-shaped curve

• A bimodal curve

What indicates a positive skew in data distribution?

• High scores on the right

• Low scores on the left

• Low scores on the right

• High scores on the left